SM33-2 - Northern Airborne Technology
Contents
1. SlLO OLLVd SNILVN NING 31 334 Sc LOld pos 86 v 9nv 038309 ONIMVYG S39NVHO 1VWNOJ d3Q v S 2 S3LON G6 y S39NVHO LVWYOs 905314 33 YOLOANNOO ONILVA NING 3IVW34 Nid SC LOld 5 3lHS 3 5 5 3S 33 OIN OIN Vd Vd OIQVM OIOV 01 OlGNV 100 YAMOd Q3HOLIMS LNO N3MOd Q3HOLIMS LNO N3MOd Q3HOLIMS SLHOI1 90 8 YIMOd S3MOd ONNOYI YIMOd YIMOd OCA 86 43MOd OCGA 8 REVISIONS DESCRIPTION DATE FORMAT CHANGES APR 4 95 NOTES 2 5 ADDED FORMAT CHANGES DRAWING CORRECTIONS AUG 14 98 REFER TO DOCCRO2098 FOR DETAILS FEB 25 08 ALL WIRES SHOULD BE 22 AWG UNLESS OTHERWISE SPECIFIED ALL UNSHIELDED WIRE SHALL BE SELECTED IN ACCORDANCE WITH AC435 15 1B CHANGE 1 PARAGRAPHS 11 76 THROUGH 11 78 WIRE TYPES SHOULD BE TO 22759 AS SPECIFIED IN AC43 13 1B CHANGE 1 PARAGRAPHS 11 85 11 86 AND LISTED IN TABLE 11 11 ALL SHIELDED WIRE CABLE SHOULD BE IN ACCORDANCE WITH MIL C 27500 GROUNDING PIN 10 WILL TRIGGER SIREN PARALLEL RADIO INPUT IF USED WITH PILOT H S UP TO SW PA INPUT FROM EXISTING SYSTEM PIN 25 MUST BE GROUNDED AT AUDIO CONTROLLER OR OTHER SINGLE POIN2. 6 IC INPUT TYP 250 mV FOR FULL OUTPUT BIASED 7 UST GO TO EXTERNAL GROUND TO EXCITE MIC 8 ISOLATED TRANSFORMER OUTPUT MUST PROVIDE GROUND AT END REVISION DATE NORTHERN AIRBORNE TECHNOLOGY LTD 1 00 APR 28 95 DESIGNED BY DESCRIP TION 101 FEB 14 96 KV PA SIREN SYSTEM DRAWN BY PART NUMBER DRAWING TYPE SHEET M SAWCHUK 22 493 CONNECTOR 1 4 APPROWEQ BY DRAWING NUMBER FILE NUMBER AA22N493N405 0 AA22N493N405 0101 VOL 22 493 O 10 ON 23 nat POWER DESIGNED DRAWN ak nat NORTHERN AIRBORNE TECHNOLOGY LTD DATE CHECKED MAR 25 97 PA SIREN SYSTEM NAT PROD APPROVED SIZE CAGE CODE PART NO REV SHEET A 1 22 495 1 00 1 2 FILE 905 0100 DWG DWG TYPE FACEPLATE DWG NO AA22N493N905 0 REVISIONS DESCRIPTION DATE ECR 1079 REMOVED 493 DOCCRO1656 FORMAT CHANGES APR 15 08 VOL SIREN WAIL 0 10 OFF CONFIDENTIAL AND PROPRIETARY TO NAT LTD en Senat NORTHERN AIRBORNE TECHNOLOGY LTD PA DRIVER SIREN SYSTEM CHECKED a FRONT VIEW 255 SIZE
3. WOO 1NO olianv v NI 1no olanv Md D IH NI 1no v OMY 91 OMY 91 y Iw 83030233 01 3538 100 00 4 IOVINOO N3MOd dus 1nO Y3MOd G3HOLIMS NOUS N3MOd E DONO N3MOd DONO N3MOd M3MOd OQA 82 SLH9I1 90 82 20 82 S N YIMOd OGASZ M3MOd 90 87 XI M3MOd 20 82 OMY SOLO3NNOO SNILVA NING 31VWN34 Nid SZ LOld Confidential and Proprietary to NAT 1111 2 5114115116 A JS SIRIHIM 2 U w DJATI 8 GITIT D RID H F V T EIE W D S R LIN p BIB U 1 T LU J101 W aliz T C MALE 25 PIN D MIN R CHASSIS CONN 2 3 4 5 6 7 8 00 AUDIO PWR GND AUDIO LO 15 16117 18 19 20 21 SHC ee 1 PINS 4 AND 5 ARE SHORTED ON POWER UP 2 FULL AUDIO OUTPUT 100mV INTO 100 OHMS 3 GROUNDING PIN 10 WILL TRIGGER SIREN 4 RADIO INPUT TYP 2 5 V FOR FULL OUTPUT 5 UP TO SW PA INPUT FROM EXISTING SYSTEM
4. QL1 LVN OL J1VILN3GIJNOO AMVLI3IMdOSMd uw 971 5 75 Vd OA cO 3 2 600 ALIAVYD 40 M3 OO uu8 091 9 wus Turu 691 GOOF SL WUG 8 Gre ON an SINEDEEIS NYSHIHOU 5 wwe 79 SSZ 41079211 96 AA22 160 EXTERNAL CONNECTIONS 22 160 P101 DB25S 28VDC POWER 1 28VDC POWER 2 POWER GROUND 14 POWER GROUND 15 POWER GROUND 16 28V LIGHT DIM 3 SW POWER OUT 8 FOR OLDER UNITS USE PINS 4 AND 5 AUDIO OUT HI 6 AUDIO OUT LO 19 SIREN KEYLINE 10 RADIO INPUT HI 11 RADIO INPUT LO 23 HI LEVEL MIC IN 12 RETURN 24 LO LEVEL MIC IN 13 RETURN 25 AIRFRAME CONNECTIONS 28VDC PWR GND Confidential and Proprietary to NAT m LIGHT BUS 110 015 P101 DB25S 7 ON OFF KEY Ea 28VDC PWR 6 18 28V 16 PAS PWR GRD 4 5 1 LOW LEVEL HI J 14 LOW LEVEL LO 7 13 SHIELD 18 GA SPKR OUT A SP
5. 3k nat D Installation and Operation Manual AA22 Series PA Driver Siren Control p E VOL A SIREN l4 22 110 2 V F QU YY We ex S 2 0 10RADIO POWE SM33 2 ISSUE 4 01 Northern Airborne Technology Ltd 1925 Kirschner Road Kelowna BC Canada V1Y 4N7 Telephone 250 763 2232 Facsimile 250 762 3374 Issued on the authority of Northern Airborne Technology Ltd Copyright 2008 3 nat m AA22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual IMPORTANT INFORMATION This manual has been produced to provide information unique to the AA22 Series PA Driver Siren Control Some of this information has been published previously in the 5 02 Service manual AA20 22 23 PA110 220 Series Loudhailer PA systems Earlier versions of the AA22 may not be covered by the information in this manual Please refer to 5 02 or contact the Technical Support Department at NAT Ltd Installation and Operation Manual Page ii ENG FORM 820 0114 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD 22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual Prepared By z AT Checked By NAT NAT Approved By 287 284 255 The status of this installation and operation manual is controlled by issue shown on the title page The status of each section is controlled by revision shown in t
6. _ Md S u3 v3dS XXy0 NO xxZ0 x6S1 vL WOO NI IH NI 33080238 vI 334 310 38 WALSAS oianv YIMOd Move 1350 3 100 044 YIMOd 7 vl voc YAMOd JON 82 51 9 1 OQA 82 N3MOd JON OC 0 9 ONILVW NING Nid SZ ONNOYI ONNOYI ONNOHYI ONNOYI Qnis A3 5 LNANI OIN LAdNI OIN LfidNI Vd LfidNI Vd O1 LfidNI OIOV LAdNI LNO LNO OlOnv LNO OlOnv 3 3538 JAW3S3M JAYISH NO N3MOd HOLIMS YIMOd NNOYI Y3MOd NNOX H3MOd 1 OQA 8 3MOd OOA 82 3MOd 20 82 6 0vNZ6vNZZVN OMG 193NNOOILNI OMG 3713 8 115 LdVd 3000 39V29 11 004 Q3393H9 WALSAS N3MIS Vd SE NM V 40 Q3N9IS3G OLI LVN OL AeBVI3IHdOSHd IVILN3GIJNOO QNnO35 ONNOYI ONNOHYI ONNOYI vl A33 5 A353 3 W3LSAS olanv Vd g 43MOd AdS Md
7. S u3xv3dS 0 651 xov 01 LNANI 13SQv3H IH LfidNI OIOVS Woo 01 LNO dS Md T v 01 NI LNO K N IH NI LNO olanv M SAN 291 3030238 I Q3 33538 Z ki Q3A335 38 100 004 vd Q3A33838 YIMOd 8 Vv L S u3xv3dS 0 651 YIMOd HOLIMS e NOS N3MOd 4 Bd nouo N3Mod YIMOd PE wx YIMOd 20 82 5 SLH N IOA 82 SLH N 90 82 JON 8 YIMOd OQA 82 Vi YAMOd OCA 82 NGA OMY OZ SOIO3NNOO ONILVN NING 31VW34 Nid SZ 26v ccv V LOld E 5 REVISIONS DESCRIPTION DATE APR 5 95 PIN 19 ISOLATED FEB 14 96 Confidential and Proprietary to NAT ADU lt PWR GND 5 4 5 6 2 R A SIRISIRIHIM 8 E U V S D SIR ID C E PSLE SEG JE L R O WIRINIOJ VII V RIV LIN G E O EIK I P H D U OID EIN MU T T U Y 1 7 5 T C EXE 8 10 11 12 13 0 0 0 0 AUDIO HI AUDIO LO 20 21 22 12524 25 PINS 4 AND 5 fo oc HAVE NO CONNECTION FULL AUDIO OUTPUT TYP 100mV INTO 100 OHMS GROUND AT
8. Allow 3 from the end of the shielded wiring to the shield termination to allow the connector hood to be easily installed Reference the interconnect drawing in Section 2 7 for shield termination details Note that the hood is a clamshell hood and is installed after the wiring is complete Aircraft harnessing shall permit the unit to be lowered from the panel for easy access to all side adjustments Do NOT mount the unit until all adjustments have been performed Maintain wire segregation and route wiring in accordance with the original aircraft manufacturers Maintenance Instructions Unless otherwise noted all wiring shall be a minimum of 22 AWG except power and ground lines which shall be a minimum of 20 AWG Reference the Interconnect drawing for additional specifications Check that the ground connection is clean and well secured and that it shares no path with any electrically noisy aircraft accessories such as blowers turn and bank instruments or similar loads Power to this unit must be supplied from a separate circuit breaker or fuse fast blow and not attached to any other circuit breaker without additional protection Verify that the selected circuit breaker size and wire gauge are adequate for the installation using the techniques specified in AC43 13 1B Change 1 Paragraphs 11 47 through 11 51 and 11 66 through 11 69 Section 2 Rev 1 00 Issue 4 Page 2 2 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE
9. gt a xo N Qr Im r6o OZCOZGO OZCODO KA OZCOZO P P WW EE G G R R OJO U JU N D D OF AIRFRAME PROPRIETARY AND CONFIDENTIAL TO NAT LTD ESIGNED DRAWN DATE PA SIREN CHECKED SYSTEM SIZE CAGE CODE PART NO REV SHEET APBROVER 3AB01 22 160 1 02 1 1 LE 405 0102 DWG DWG TYPE CONNECTOR MAP DWG NO AA22 160 405 0 REVISIONS DESCRIP TION DATE FORMAT CHANGES APR 4 95 ECR 873 KNOB TYPE ENGRAVED TEXT CHANGED JUL 4 97 VOL PA SIREN ON 22 160 O 8 WAIL YELP xn 0 PO 10 RADIO OFF WER mum nat NORTHERN AIRBORNE TECHNOLOGY LTD DATE JUL 25 90 jr E PA DRIVER SIREN CHECKED i SYSTEM SIZE CAGE CODE PART NO REV SHEET APEROYED 3AB01 22 160 1 02 1 2 FILE 905 0102 DWG DWG TYPE FACEPLATE DWG NO AA22M60N905 0 DESCRIPTION DATE FORMAT APR 4 95 873 KNOB TYPE ENGRAVED TEXT CHANGED JUL 4 97 ECR 1079 REMOVED 160 DOCCRO1656 FORMAT CHANGES APR 15 08 Pon SIREN WAIL YELP 8 0 10 RADIO OFF POWER CONFIDENTIAL AND PROPRIETARY TO NAT LTD Senat NORTHERN AIRBORNE TECHNOLOGY LTD DATE
10. 3ONVONOOOV NI Q31931 38 TIVHS Q3Q 3IHSNR 031312395 SSIMYSHLO SSJINN OMV zz 38 4 S3MIM 444 4449 lt WALSAS lt 2 NY A yowr MY 9l l3SQV3H v 8 LA uw 9L _ 2 We WOO 1no S u3xv3ds 0 YO XXZ0 X6Sl O1 NI 100 oianv IH NI 100 oidanv 83080233 G3A33S33 vl 100 0 lt 4 YsMOd LOVINOO 100 YSMOd Q3HOLIMS N3MOd N3MOd nON9 YAMOd 51 9 1 OCGA 8Z OQA 82 YaMOd OQA 82 OQA 82 20 82 u3MOd OQA 82 N OMY 93 ONILVA NING Nid SC 6v C6VN 01 OMG LOANNOOYSLNI OMG 31VIS N3MOd NI 43193 SIOVINOO O3NNAL SI YIMOd N3HM 3ALLOV SI JHL SIOVINOO AVYI3M JAY S 7 SNId n 001 087 00 00 26 N dLVN 313113 48 IN3iVAInO3 YO 002 08 59 p 133HS 3109 39vO 3715 lt gt OQAgZ GALVY 8 Nid LNO Y3MOd HOLIMS LLYM OOZ SN 033931 2 14 LV O3IVNIWN3L 38 LSAW LNO OIGNV 1nalno Y3NYOISNVUYL G3LV1OSI WALSAS N3MIS Vd SWA
11. 820 0114 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD Page nme GO CO G Co NNN Page iv 3 nat C AA22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual Section 1 Description 1 1 Introduction Information in this section consists of product description design features and specifications for the AA22 Series PA Driver Siren Control All derivative product information shall be contained in the applicable manual supplement which may be obtained from NAT as required Review all notes warnings and cautions 1 2 Product Description The AA22 Series PA Driver Siren Control is a compact self contained Dzus mounted unit The AA22 is a line driver for remote mounted power amplifiers The AA22 110 or AA22 160 is typically used with the PA110 or PA220 while the AA22 492 or AA22 493 is typically used with the PA250 or PA700 1 3 Design Features Microphone interfacing is accomplished from either an AA9x AMS4x series audio controller or a carbon equivalent microphone A radio audio input is provided to allow for radio rebroadcast operation The siren is adjustable for tone rate and level Provision is made for external power switching to activate PA110 220 power amplifiers All external connectors switches and relay contacts are gold plated for maximum reliability Switches and
12. CAGE CODE PART NO REV SHEET A 2 22 493 1 10 1 3 905 0 DWG DWG TYPE FACEPLATE DWG NO AA22N493N905 0 APPROVED Cay ENG FORM 905 s AA22 xxx 905 0110 DWT nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual Section 3 Operation 3 1 Introduction Information in this section consists of functional and operational procedures for the AA22 Series PA Driver Siren Control 3 2 General Information The AA22 PA Driver Siren Control provides a central adjustment for external aircraft loudhailer functions The AA22 is only a line driver and must have at least one external amplifier in the system When turned on the system is ready for operation and will accept audio feeds or a microphone input An internally generated siren is also available and adjustable through the side of the controller When the AA22 is turned on a POWER KEY signal is generated This signal is used to turn on the PA amp The high current DC to operate the PA110 220 is supplied by the aircraft 3 3 Controls and Indicators 3 3 1 Power Up To activate the AA22 PA Driver Siren Control flip the POWER toggle switch up to the ON position The LED adjacent to the switch should illuminate Volume Mode POWER Control Switch Switch IO gt A SIREN A 2 2 110 A 4 x Siren Button Power On LED 3 3 2 Mode
13. EQUIVALENT FLT1 RF FILTER NAT P N 22 00 0034A OR EQUIVALENT gt 8 UP TO SW PA INPUT FROM EXISTING SYSTEM DEFINITIONS N C CONNECTION THE PIN IS NOT CONNECTED TO ANYTHING TERNALLY AND THEREFORE SHALL HAVE NO CONNECTION EXTERNALLY N C SPARE CONNECTION INTERNALLY BUT A SPARE WIRE SHALL BE STALLED IN THE WIRE HARNESS RESERVED AY BE CONNECTED AND USED IN THE FUTURE THE CIRCUITRY MAY BE PRESENT OR ADDED TO ACTIVATE THE FUNCTION HE PIN MAY BE USED FOR TEST PURPOSES HERE IS NO EXTERNAL CONNECTION RESERVED SPARE RESERVED BUT INSTRUCTIONS SHALL BE FOLLOWED TO ACTIVATE RSV SP THE CIRCUITRY A SPARE WIRE SHALL BE INSTALLED IN THE WIRE HARNESS CONFIDENTIAL AND PROPRIETARY TO NAT LTD sk Nat NORTHERN AIRBORNE TECHNOLOGY LTD PA SIREN CHECKED SYSTEM TAT SIZE CAGE CODE PART NO REV SHEET Gy 1 22 492 1 10 1 3 FILE 4035 0 DWG DWG TYPE INTERCONNECT DWG NO AA22N492N403 0 1 OFNZ6FNZZVV OMQ 193NNOO3LNI Cie 1433H LHVd OMG 8 3002 39 2 062 WALSAS N3MIS Vd 9MQ 0 0Yv 3713 3 3 NM V 4d 0811 ADOTONHOUL XNHOGMWIV NSTAHILHON qeu LYN OL ANVI3IMdOMd IYILNIQIHNOO 61 9 536 N a x 91 8
14. PA DRIVER SIREN SYSTEM CHECKED FRONT VIEW SIZE CODE PART NO REV SHEET ARERONEP 3ABO1 22 160 1 10 1 3 905 0 DWG DWG TYPE FACEPLATE DWG NO AA22N160N905 0 ENG FORM 905 s AA22 xxx 905 0110 DWT DESCRIPTION DATE ECR 1481 CHANGED NOTES 1 3 amp 7 ADDED NOTES 8 amp 9 FORMAT CHANGES SEP 26 00 DOCCRO1476 CHANGED TO SHOW OPTIONAL LO POWER PA CONNECTIONS UPDATED TEMPLATE JUN 5 06 AA22 492 INSTALLATION NOTES ALL WIRES SHOULD BE 22 AWG UNLESS OTHERWISE SPECIFIED ALL UNSHIELDED WIRE SHALL BE SELECTED IN ACCORDANCE WITH AC43 15 1B CHANGE 1 PARAGRAPHS 11 76 THROUGH 11 78 WIRE TYPES SHOULD BE TO MIL W 22759 AS SPECIFIED IN AC43 15 1B CHANGE 1 PARAGRAPHS 11 85 11 86 AND LISTED IN TABLE 11 11 ALL SHIELDED WIRE CABLE SHOULD BE IN ACCORDANCE WITH 27500 OPTIONAL PARALLEL HEADPHONE 1 ONLY CONNECTION FOR MONITORING RADIOS VIA EXTERNAL SPEAKER OR CARBON EQUIVALENT AMPLIFIED DYNAMIC MICROPHONE IC INPUT LO PIN 25 MUST GO TO EXTERNAL ROUND TO EXCITE MICROPHONE IF NOT PROVIDED BY AUDIO SYSTEM OR CYCLIC SWITCH KEYING WIRE AS SHOWN FOR RONT PANEL AUTO KEYING GROUND PIN 10 HIELD TO REDUCE INTERFERENCE WITH OTHER SYSTEMS SOLATED TRANSFORMER OUTPUT AUDIO OUT LO MUST BE TERMINATED AT P1 SWITCH POWER OUT PIN 8 RATED 400mA 28VDC RELAY NAT P N 65 80 200 OR
15. Pl RADIO INPUT T 10 WILL TRIGGER SIRE P 2 5V FOR FULL OUTPUT UP SW PAG MIC INPUT TYP E INPUT 250mV FOR FULL OUTPUT BIASED MUST GO TO EXTERNAL GROUND TO EXCITE MIC ISOLATED TRAN DESIGNED SFORMER OUTPUT MUST PROVIDE GROUND AT DRAWN DATE PA SIREN SYSTEM SIZE CAGE CODE PART REV SHEET APPROVED 22 492 1 41 1 4 FILE 405 0111 DWG DWG TYPE CONNECTOR MAP DWG NO AA22 492 405 0 DESCRIPTION DATE FORMAT APR 5 95 UPDATED TO CURRENT NAT FORMAT NOV 16 98 e VOL PA SIREN AA22 zo 6 WAL g vue 5 por nat 10 RADIO OFF OWER PROPRIETARY AND CONFIDENTIAL TO NAT LTD a ek Nat NORTHERN AIRBORNE TECHNOLOGY LTD DATE LJAN 25 91 PA SIREN NAA QN EI SYSTEM 5 NA SIZE CAGE CODE PART NO REV SHEET 3AB01 22 492 1 02 1 1 FILE 905 0102 DWG FACEPLATE DWG NO AA22 492 905 0 DESCRIPTION DATE FORMAT CHANGES APR 5 95 UPDATED TO CURRENT NAT FORMAT NOV 16 98 ECR 1079 REMOVED 492 DOCCRO1656 ADD D SHEETS 2 amp 3 FORMAT CHG S DOCCRO2320 ADDED ANNUNCIATOR HOLE APR 15 08 VOL PA SIREN nos Kemat Q OO WAIL YELP 10 RADIO OFF POWER CONFIDENT
16. Siren override at all times 70 mA nominal current consumption Used with PA250 and PA700 series amplifiers Can be selected as a radio with keyline serving as siren key AA22 493 Wail Yelp swept siren adjustable rate tone Mode select switch 100 mVrms nominal audio output into 600 Ohms 90 mVrms nominal siren output into 600 Ohms Siren override at all times 80 mA nominal current consumption Used with PA250 and PA700 series amplifiers Can be selected as a radio with keyline serving as siren key AA22 495 Same as AA22 492 with 28 Vdc NVG suitable lighting AA22 592 Same as AA22 492 with 5 Vdc lighting AA22 594 Same as AA22 492 with 5 Vdc NVG suitable lighting These products included in this section for reference only For more detailed information on these and other AA22 products contact the Product Support Department at NAT Ltd Section 1 ends Section 1 Rev 1 00 Issue 4 Page 1 3 ENG FORM 800 0113 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual Section 2 Installation 2 1 Introduction Information in this section consists of unpacking and inspection procedures installation procedures post installation checks and installation drawings for the AA22 Series PA Driver Siren Control Review all notes warnings and cautions 2 2 Unpacking and Inspection Unpack the equipment
17. TECHNOLOGY LTD nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual 2 4 4 Post Installation Checks 2 4 4 1 Voltage Resistance Checks Do not attach the AA22 until the following conditions are met Check the following a Check P101 pin 1 and 2 for 28 Vdc relative to ground b Check P101 pin 14 15 and 16 for continuity to ground less than 0 502 c Check P101 pin 3 for the presence of the lamp dimmer voltage Check the following for AA20 030 and AA20 430 d Check P101 pin 10 for continuity to ground less than 0 5Q This ground is installation specific and may be a hard ground or supplied by a momentary switch siren trigger 2 4 4 2 Operational Checks The PA system is not intended to be operated in a linear volume manner i e it is not like a stereo system The PA is designed to provide high levels of audio power under difficult conditions and does so by sacrificing some of the high fidelity for a higher average power output The volume control on the AA22 is not intended to provide linear operations from the PA system and will result in broken and sporadic output from the PA when insufficient levels are delivered to the AA22 and or to the power amplifier unit from the AA22 For most RADIO and PA voice operations it is suggested that the AA22 volume control be set to maximum fully cw If the system is overdriving reduce the AA22 volume setting To check the system t
18. not required Section 2 Rev 1 00 Issue 4 Page 2 1 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD nat AA22 Series Driver Siren Control SM33 2 Installation and Operation Manual 2 4 Installation Procedures 2 4 1 Warnings WARNING High volume settings can cause hearing damage Set the headset volume control to the minimum volume setting prior to conducting tests and slowly increase the headset volume to a comfortable listening level 2 4 2 Cautions CAUTION Never ground any output line from the AA22 or permanent damage may result Use of a fully floating audio wattmeter or transformer coupled meter is recommended Always check ADF and compass calibration after installing external speakers or PA amplifiers Significant single cycle errors may be caused by the concentration of steel and magnetic material 2 4 3 Cabling and Wiring All wire shall be selected in accordance with the original aircraft manufacturer s Maintenance Instructions or AC43 13 1B Change 1 Paragraphs 11 76 through 11 78 Unshielded wire types shall qualify to MIL W 22759 as specified in AC43 13 1B Change 1 Paragraphs 11 85 11 86 and listed in Table 11 11 For shielded wire applications use Tefzel MIL C 27500 shielded wire with solder sleeves for shield terminations to make the most compact and easily terminated interconnect Follow the connector map in Section 2 7 as required
19. 5 41 OIOV Taliavd NG vd vd M3MOd 07 x Move 9 00872 0 IN HLIM NI 38 GINOHS 318 0 3 1350 3 Oldva TW 6872Z M IN NI 38 GINOHS IXM TV Lod H Olava 0114 0145 553 OMY ZZ 38 GINOHS SIYM NY m A33 NAJIS Z AJM ALOWSY N3MIS 3399131 TIM OL Nid ONIGNNOY Q HIHS GO 13IHS O1 13441 01 13431 Olanv 440 NO LNO YAMOd HOLIMS LNO NH3MOd HOLIMS LNO N3MOd HOLIMS SLHON OQA 861 511 9 OGA 8 YIMOd ONNOYI YIMOd ONNOYI YsMOd GNNOYS 43MOd OCGA 8 YAMOd OCA 8c vi YIMOd OQA 86 00 92 OL 83434 SLbl S6 v S39NVHO LVWYOS NING Nid Sz 31VW34d 1017 091 22 NOLL dINOSAG 1019 33 DESCRIP TION DATE FORMAT CHANGES FEB 14 96 ECR 1475 NOTES MOVED TO INTERCONNECT DWG FORMAT CHANGES MAY 9 00 P101 25 PIN FEMALE D MIN MATING CONNECTOR OM lt AMNMA lt ON oo AN NATONI AN ACO umzou TOA SN ACO umzou ACO umzou ro zcuo N
20. 5 0 1 00 Driver Siren System Faceplate Up to 4126 AA22 493 905 0 1 10 PADriver Siren System Faceplate 4127 and up AA22 492 922 0 PA Driver Siren System Mechanical Installation Section 2 ends following the above documents Section 2 Rev 1 00 Issue 4 Page 2 6 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD O OTNOLINZZVV 1 1 OLlL l33H N CCNY LUNG JLSAS N3YIS YSAING Vd LOANNOOYALNI 3dAL OMG 8 3109 39 9 9MQ 2010 9 0v 3115 NM V Yd Q3N9IS3G LVN OL IVILN3GIJNOO AdVLAlddOdd 1 YATIOULNOOD OIGNV LY WALSAS ONILSIXS WON S H 10719 HLIM 9351 41 L NAJIS 399lML TI Q3LON SSIMYSHLO 554341 3 v 3dS M 001 lOd 3IO9NIS YSHLO YO 089 38 ISAW SZ Nid 1 Vd MS OL NANI OIOVM IM OL N JAM OMY cc 35 WALSAS olanv Vd Y4sMOd Move 1O lld SALON TO Z er A394 N3MOd YAMOd 90 86 SLHOI 90 8 YIMOd YIMOd ION 844 ps YOLIIJNNOI ONILVW NING 31VA33 SC LOld 8 13 31 d l 13 31 N3MOd OQASZ OGA8Z 330
21. IAL AND PROPRIETARY TO NAT LTD Senat NORTHERN AIRBORNE TECHNOLOGY LTD DATE JAN 25291 TEE PA DRIVER SIREN SYSTEM FRONT VIEW SIZE CODE PART NO REV SHEET EZ A sso M 3ABO1 22 492 1 10 1 3 FILE 905 0 DWG 0 DWG DWG TYPE TYPE FACEPLATE DWG NO AA22N492N905 0 ENG FORM 905 s AA22 xxx 905 0110 DWT 0 ZZ6NZ6rNZZVV NOILVTIVLSNI HOAN 0 006 37113 3 31VWOSHO 1 1 001 6 loaves v en mum 133HS A3M 14vd 3009 39vo 3715 6vZ 0 OL 1 W3LSAS LVN LVN G4MOSHO SSVIN a awa NGONG NM Y SO v66L NWS VLA JASV SONVGYOOOV NI A90TONHOXL NYAHLYUON EU ENTE eld SNIONVM3101 9NINOISN3WIQ 71 S3LON QL l LVN OL ASVLIS3IHdO Hd ANY TVILN3GgIdNOO 38V 13431 12971 SNOL 969911 2 55 N3MOd 440 olavyol aru 9 e Qo OQ v 5 Vd 153 978 ia she aal LONGOYd ISIN 153 679 662 XVW 0421 005 OMG 193NNO
22. If the siren rate or tone needs adjustment there are two trimpots on the left side of the AA22 C Select the rest of the audio system as required to allow connection of the pilot s mic to the PA and key the cyclic switch for transmit The mic audio should be heard on the PA speakers Adjust the front panel level control for the desired volume d Check preset adjustments are completed before aircraft departure Notes 1 Note that PA audio has priority in the AA22 system and it will be heard even if the panel switch is selected to RADIO Check for correct radio operation and note what volume settings will produce a suitable external paging level 2 Afaint audio signal may be heard at the speaker even when the system is not paging due to the very high gain of this system and stray coupling in the wiring It should not be audible in flight Upon satisfactory completion of all performance checks make all required log book entries electrical load weight and balance amendments and other documentation as required by your local regulatory agency before releasing the aircraft for service 2 5 Adjustments and Connections If any preset requires adjustment be sure this is carried out before the aircraft leaves and that the unit and its mating connector are secured before departure If the siren does not suit the specific requirements of a given installation the following adjustments are available 1 Base tone setting pot
23. KR OUT B 12 24 100 WATT SUITABLE SPEAKER IS FEDERAL SIGNAL 75 100 SPEAKER 11 OHMS 100 WATTS zd REMOTE KEY U92 B U PILOT S EADSET JACK 5 LO PWR o P A 4 AA90 AUDIO SYSTEM m ALL WIRE 22 AS REVISION DATE 1 00 JULY 23 90 nat NORTHERN AIRBORNE TECHNOLOGY LTD DESIGNED BY DESCRIPTION 1 01 APR 4 95 K VEITCH PA SIREN SYSTEM DRAWN BY PART NUMBER DRAWING TYPE SHEET KV LH 22 160 INTERCONNECT 1 4 APPROVED BY DRAWING NUMBER FILE NUMBER AA22N160N403 0 AA22 160 403 0101 O OFNOQINZZVV OMG 193NNOO3LNI OMG 9MG OLIO Ov Ad ON SI 3M3HL 1 O9L ZZVV Logve Sdsodund 1531 MO4 435 38 AYN Nid JHL LH ON 3009 3655 3 JHL 31VALLOV OL Q300V YO IN3S3SHd 38 AVA AMLINONIO IHL n 3Hnin4 IHL NI Q3Sn G3103NNOO 38 Q3AMN3S3M WN3LSAS TNOLINI3G N3MIS V d 7 NMYNO nous NOUS Q3N9IS3Q Mu LYN OL IVILN3GIJNOO ASVLI3ISdOHd nouo 5 11 130 804 9NIMVSO 193NNOO33INI OZZYd MO OL 83438 N INSEE LNIOd 3I9NIS M3HIO MO M3TIOMINOO Oldnv 1v 43 38 LSNW SZ N DIN 06vv OIN WALSAS 34 Vd MS OL d 107119 3
24. LSAS 33H1O 3ON3333331NI 390033 13 5 Jul 90 435 OL QNnON9 1 T1JNYd LNOMJ SV JUM HOLIMS OMOAD MO t NA V MQ II A9010NHOL ANYOEUIV Q3N9IS3q LON 4 3 3LIOX3 OL QNnOMO9 1vNH3LX3 OL 09 LSNW SZ qa oT QL1 LVN OL AMVL3IMdOMd ONY IVvILN3GIJNO2 3NOHdO3OIN OINVNAG Q3llIdAV INTIVAIQD3 NOSNVO M 3xv3dS V d TIVNS3IX VIA SOIGVY ONINOLINOW NOILO3NNOO AINO 1 3NOHdOV3H TATIVYVd 4 7006 2 2 1 NI 38 GINCHS 318v2 3MIM Q3Q73lHS 11 11 318 1 NI 031511 98 8 1 SHdVYOVEWd l 39NVHO 31412146 SV 66 20 OL 38 1 5 5394 3MIM 8Z LL HONOYHI 94 11 5 l 39NvHO 81 6 lt 0 JONVONOOOV NI 0319313 38 YHS JUM 5 11 43134035 ASIMYSHLO 553730 9MV 20 38 AINOHS S3MIM N lt 49 lt lt lt lt lt lt 9 ONNOYI ANNONO Vy gTalHS NI A33 5 310438 OMY 91 QL WALSAS LAAN OIN LAdNI OIN Y X 8 LAdNI Vd H LAdNI Vd 3 3 5 0 651 O1 LAdNI OldVY Move 13SOV3H IH LANI 0
25. NGES AUG 5 98 SIREN A amp O RADIO POWER PROPRIETARY AND CONFIDENTIAL LTD __ net NORTHERN AIRBORNE TECHNOLOGY LTD DATE JAN PA DRIVER SIREN NAT f CHECKED 5 5 D CAGE CODE PART NO SHEET APEROVED 1 22 110 1 02 172 FILE 905 0102 DWG DWG TYPE FACEPLATE DWG NO AA22N110N905 0 DESCRIPTION DATE FORMAT CHANGES FEB 26 06 ADDED SHEET 2 FORMAT CHANGES AUG 5 98 ECR 1079 REMOVED 110 DOCCRO1656 FORMAT CHANGES APR 15 08 SIREN VOL PA Qoo 10 RADIO CONFIDENTIAL AND PROPRIETARY TO NAT LTD Senat NORTHERN AIRBORNE TECHNOLOGY LTD PA DRIVER SIREN SYSTEM CHECKED FRONT VIEW SIZE CAGE CODE PART NO REV SHEET EI A sso l 3ABO1 22 110 1 10 1 3 FILE 905 0 DWG 0 DWG DWG TYPE TYPE FACEPLATE DWG NO AA22N110N905 0 ENG FORM 905 s AA22 xxx 905 0110 DWT O ZZ6NO9INZZVV OMG NOLLVTIVLSNI OMG 9MG O0lO Z26 313 001 091 20 O8VE 133HS ASM 3009 3 O a 930 60 319NV a3xoseo H 3 4 2002 XXX S00 0 4 XXX 0 WALSAS N3MIS Vd NouLO3nos 010 0 FIONV 0 00 X0 A5010NHO3L SNHOHNIY IU NIST Siro NL gemino ovis
26. O31NI OMG 9MQ 1 0v 3 1 1 001 ZZVV loave v E NM 133HS ASU LAN 1002 39 9 3715 LLVM OSZ WALSAS N3MIS Vvd mular LT AS501TONHOO9I NYAHLYON 1 LYN OL VILN3GIJNOO ALVLS MIMOd NI Q3193NOO SLOVLNOO GSNYNL SI YIMOd N3HM 3ALOV SI AVTSY JHL SIOVINOO AYAY 3NV S SNId LN31VAInO3 YO V 00 00 ZZ N dlVN 33114 1 1114 IN31VAIQO3 YO 002 08 59 N d LYN AVT3M IM 720480 O3lvN 8 LNO 33MOd HOLIMS 0 19 LV 38 LSAW LNO OIGAV LNdLNO YAWNYOASNVAL Q31V 1OSI SWALSAS YSHLO HLIM 3ON3334331NI 390034 OL GTIHS OL ONNOX9 1 TANVd LNOY4S NMOHS SV 3MIM ONIA3M HOLIMS OMOAD o 1031545 OIONY LON 4 3NOHdO2OIN 31 1 3 OL 1VNN31X3 OL 09 LSNW SZ Nid O1 1ndNI gr gt zm V n A34 310W34 3NOHdO3OIN OINVNAG G3lJH8Wv LN31VAIn03 NO83VO 5 V d WNYALX VIA SOIGVY ONIMOLINOW 303 NOLLO3NNOO AINO 1 3NOHdQV3H T3TIVMVd IVNOILd 00872 29 1 HLIM 39NVQNOOOV NI 38 GINOHS 318 2 3 Q3Q13IHS LL LL 318VI 03151 98 68 11 39NvHO 031319395 SV 68 66 M IN OL 38 GINOHS SddA JUM 84 11 9Z LL SHdvsovsvd L 8l U vOV
27. Switch The Mode switch is a two position toggle switch used to select between PA and Radio operation 3 3 2 1 PA Operation For external loudhailer systems set the Mode switch on the AA22 to PA Key the microphone through the cyclic switch or hand mic switch and speak in a firm clear manner For best results over emphasize each word Section 3 Rev 1 00 Issue 4 Page 3 1 ENG FORM 806 0111 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual 3 3 2 2 Radio Operation To set the system for radio rebroadcast functions set the Mode switch on the AA22 to RADIO All audio delivered from the source typically pilot s or copilot s headset will be broadcast through the PA system if provision for this is made at the time of installation 3 3 3 Volume Control The VOL control pot on the front of AA22 sets the volume level For external loudhailer and rebroadcast operations the volume should always be set between half and full level 3 3 4 Siren Button 3 3 4 1 AA22 110 The siren is activated by depressing the momentary push button SIREN control on the front of the AA22 or by using a remote keying switch The siren will sound only as long as the button is depressed Level setting is automatic and need not be adjusted 3 3 4 2 AA22 160 AA22 492 and AA22 493 On these models the front panel SIREN button is replaced
28. T DEFINITIONS RESERVED MAY BE CONNECTED AND USED IN THE FUTURE THE CIRCUITRY MAY BE PRESENT OR ADDED TO ACTIVATE THE FUNCTION THE PIN MAY BE USED FOR TEST PURPOSES THERE IS EXTERNAL CONNECTION CONFIDENTIAL AND PROPRIETARY TO NAT LTD DESIGNED DRAWN DATE CHECKED PN SIZE CAGE CODE PART NO REV SHEET us 3AB01 22 110 1 10 1 2 FILE 405 0 DWG DWG INTERCONNECT DWG NO AA22N110N403 0 DESCRIPTION DATE FORMAT CHANGES FEB 14 96 NOTES REMOVED FORMAT CHANGES DRAWING CORRECTIONS AUG 14 98 P101 25 PIN FEMALE D MIN MATING CONNECTOR ONG ZmzOU OO AN VHI lt ON OmTOo zuo Qrm zum ra ACO umzou omro o zcuo ACO Zmzou omiro zo HCO 596 30 O UCY p 0 W E R G R 0 U D zou OZCOZO EW IS FROM REAR OF AIRFRAME PROPRIETARY AND CONFIDENTIAL TO NAT LTD s s nat NORTHERN AIRBORNE TECHNOLOGY LTD DRAWN MWS DATE NOV s DRIVER SIREN 51 5 m CAGE CODE PART NO ix SHEET 1 22 110 1 02 1 1 LE 405 0102 DWG DWG TYPE CONNECTOR MAP DWG NO 223 110 405 0 REVISIONS DESCRIP TION DATE FORMAT CHANGES FEB 26 96 ADDED SHEET 2 FORMAT CHA
29. by a WAIL OFF YELP switch This allows the operator to disable the siren or select the required siren mode from the front panel of the AA22 3 3 5 Remote Power Switch Remote power switching for the power amplifiers is provided as a switched 28 Vdc output from the AA22 Section 3 ends Section 3 Rev 1 00 Issue 4 Page 3 2 ENG FORM 806 0111 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD
30. carefully and locate the warranty card Inspect the unit visually for damage due to shipping and report all such claims immediately to the carrier involved Check that all items listed below are present before proceeding and report any shortage immediately to your supplier Warranty Card Operators Manual Certificate of Conformity or Release Certification 2 2 1 Warranty All Northern Airborne Technology Ltd products are warranted for 2 years from date of installation by an authorized NAT dealer to be free of defects in workmanship or performance This warranty covers all materials and labour but is exclusive of any transport to deliver the defective unit to and from NAT or its designated warranty repair center or any labour to remove or re install the defective unit in the aircraft Contact NAT for any questions regarding this warranty its applicability to your units and or for return authorization NAT is the final arbitrator concerning warranty administration Units which have been physically damaged burned immersed in water or otherwise abused beyond the scope of normal use will not be considered for warranty WARRANTY IS VOID UNLESS THE PRODUCT IS INSTALLED BY AN AUTHORIZED NAT DEALER Product for which a warranty card is not returned shall be warranted from date of manufacture 2 3 Continued Airworthiness Maintenance of the AA22 Series PA Driver Siren Control is on condition only Periodic maintenance of this product is
31. entiometer marked TONE 2 Sweep rate setting potentiometer marked RATE These controls are accessible through holes on the left side of the unit as shown in Figure 1 Section 2 Rev 1 00 Issue 4 Page 2 4 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD B sk nat E AA22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual Siren Rate Siren Tone Master Level QI O Figure 1 Tone and Rate Controls 2 6 Accessories Required But Not Supplied Installation kit p n AA20 IKC crimp is required to complete the installation AA20 IKC 25 pin D min Female Crimp Kit NAT Part No D25SL IKC consists of Quantity Description D min 25 Socket Housing MS Crimp Socket Jack Screw Set Lock Clip Set 50 Pin Connector Hood Use as required 2 7 Installation Drawings NAT Part No 20 21 025 20 26 901 20 27 002 20 27 004 20 29 026 Use of the symbol in the REV column indicates that the document is listed elsewhere in the manual Refer to the applicable NAT Part No to locate the referenced document DOCUMENT REV DESCRIPTION TYPE SERIAL NO AA22 110 AA22 110 403 0 1 02 PA Driver Siren System Interconnect Up to 4019 AA22 110 403 0 1 10 Driver Siren System Interconnect 4020 and up AA22 110 405 0 1 02 PA Driver Siren System Connector All AA22 110 905 0 1 02 Driver Siren S
32. he aircraft must be moved outside and away from as many reflective surfaces as possible It is not recommended to operate the PA microphone on the ground as a high risk exists for audio coupling and feedback However if the test is to be conducted on the ground the aircraft should be positioned on a grassy surface to help reduce the distortion produced by sound reflected from concrete or asphalt It is also beneficial to stuff the speaker projectors with soft rubberized foam to reduce the risk of feedback and distortion Advise all nearby personnel that PA system tests are to be done Start by checking the Siren Circuit for proper operation and tone rate adjustment The Siren always operates at 10096 output from the AA22 and should drive the PA s to full output on audio peaks The Level trimpot of the AA22 will be set at the factory to provide rated output at full front panel volume control adjustment Once the siren operation is satisfactory you may try RADIO operations through the AA22 To achieve full output capability from the AA22 a signal of 2 5 Vrms must be delivered to the AA22 Radio audio input and the AA22 volume must be set to maximum Lower levels of input signal or volume settings will result in poor output audio very broken For PA voice tests it is best that the aircraft is flown in an approximately 200 foot hover and commands are given to a human ground target for visual response to the commands Remember the human target sh
33. he footer of each page All revisions affecting sections of this manual have been incorporated into the latest issue ISSUE REVISION RECORD Manual Issue Section Revision Description Issue Date Number Revision Number Section 1 Rev 1 00 Update to current templates Jun 25 2008 Section 2 Rev 1 00 Updated Section 2 with the latest Section 3 Rev 1 00 drawings Installation and Operation Manual Page iii ENG FORM 820 0114 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD Section uk sandhi m uh sandhi nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual Table of Contents Title Description Introduction Product Description Design Features Specifications Electrical Specifications Physical Specifications Environmental Specifications Unit Nomenclature Installation Introduction Unpacking and Inspection Warranty Continued Airworthiness Installation Procedures Warnings Cautions Cabling and Wiring Post Installation Checks Adjustments and Connections Accessories Required But Not Supplied Installation Drawings Operation Introduction General Information Controls and Indicators Power Up Mode Switch Volume Control Siren Button Remote Power Switch Installation and Operation Manual ENG FORM
34. ient Altitude 25 000 feet max Humidity 95 Shock 12g any axis Qualification DO 160C Env Cat B1 BA MN XXXXXXABBBBXXXXX 1 5 Unit Nomenclature AA22 110 Standard swept siren adjustable rate tone Mode select switch PA Radio monitor gt 50 mW output into 150 Ohms 6 Vrms nominal siren output into 600 Ohms 70 mA nominal current consumption PA and Siren override at all times 28 Vdc switched power output Use with PA110 and PA220 series amplifiers AA22 160 Wail Yelp swept siren adjustable rate tone Section 1 Rev 1 00 ENG FORM 800 0113 DOT Mode select switch PA Radio monitor 6 Vrms nominal audio output into 600 Ohms 6 Vrms nominal siren output into 600 Ohms 70 mA nominal current consumption Issue 4 Page 1 2 CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD nat AA22 Series Driver Siren Control SM33 2 Installation and Operation Manual 28 Vdc switched power output Use with PA110 and PA220 series amplifiers Can be selected as a radio with keyline serving as siren key AA22 163 Same as AA22 160 with locking PA RADIO select switch AA22 165 Same as AA22 160 with 28 Vdc NVG suitable lighting AA22 167 Same as AA22 160 with 5 Vdc NVG suitable lighting AA22 170 Same as AA22 163 with 28 Vdc NVG suitable lighting AA22 492 Wail Yelp swept siren adjustable rate tone Mode select switch PA Radio monitor 500 mVrms nominal audio output into 600 Ohms 450 mVrms nominal siren output into 600 Ohms
35. ould be positioned in the area that the speaker system is designed to project the audio to This will depend on speaker orientation and the height of the aircraft Remove all Section 2 Rev 1 00 Issue 4 Page 2 3 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD C nat 22 Series Driver Siren Control SM33 2 Installation and Operation Manual sound absorbing material from the speakers before flying the aircraft To achieve the best operation all voice commands must be spoken slowly and clearly with extra emphasis on each word To determine the operational capability of the system put the aircraft in a hover and with the target properly positioned provide PA instruction to the target to accomplish a certain task that will give visual cue to the flight crew that the target has understood the instructions i e touch your head sit down turn around etc 2 4 4 3 Power On Checks Power up the aircraft s systems and confirm normal operation of all functions of the AA22 Refer to Section 3 Operation for specific operational details a Turn on all of the radios and other accessories required for this system Check that the power ON LED on the AA22 illuminates when the power switch is up b Keythe siren using the front panel button or remote siren key The siren should sound and the level should be at maximum volume the front panel level control does not affect the siren
36. relays are sealed G10 FR flame retardant circuit boards are post coated for maximum moisture resistance and corrosion prevention Relays are sealed high vibration rated 500 shock and dry nitrogen filled 1 4 Specifications 1 4 1 Electrical Specifications Power 22 to 32 Vdc 28 Vdc nom at 250 mA max excl lamps Internally grounded case Panel Lamps 2 ea type 387 for 28 Vdc operation Maximum lamp load 80 mA Inputs Mic 0 25 Vrms at 150 O PA and Radio 2 5 Vrms at 3 3 Q Circuitry Single ended Microphone Industry standard carbon equivalent or amplified dynamic microphone preferred Min 200 mV output required into 150 Q David Clark M1 DC M4 M7 recommended Section 1 Rev 1 00 Issue 4 Page 1 1 ENG FORM 800 0113 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD Nat 22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual Impedance 1kO Output 6 Vrms 1 kHz into 600 2 ground referenced Circuitry Single ended Power Key Switched 28 Vdc available to activate remote amplifiers Key Logic Ground seeking inputs for all lines 1 4 2 Physical Specifications Height 1 11 29 2 mm Depth 6 32 160 5 mm behind panel excluding mating connectors Width 5 75 146 1 mm front panel 4 96 126 0 mm rear enclosure Mounting Standard Dzus Mounting four fasteners Weight 1 00 Ibs 0 45 kg excluding mating connector 1 4 3 Environmental Specifications Temperature 20 to 55 C amb
37. ystem Faceplate Up to 4126 AA22 110 905 0 1 10 PADriver Siren System Faceplate 4127 and up AA22 160 922 0 1 00 Driver Siren System Mechanical Installation All AA22 160 AA22 160 403 0 1 01 Driver Siren System Interconnect Up to 2900 AA22 160 403 0 1 10 Driver Siren System Interconnect 2901 and up AA22 160 405 0 1 02 PA Driver Siren System Connector Map All AA22 160 905 0 1 02 Driver Siren System Faceplate Up to 4126 AA22 160 905 0 1 10 PADriver Siren System Faceplate 4127 and up AA22 160 922 0 PA Driver Siren System Mechanical Installation Section 2 Rev 1 00 Issue 4 Page 2 5 ENG FORM 805 0115 DOT CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD B s nat AA22 Series PA Driver Siren Control SM33 2 Installation and Operation Manual AA22 492 AA22 492 403 0 1 10 Driver Siren System Interconnect All AA22 492 403 1 1 10 PA Driver Siren System Interconnect All AA22 492 403 2 1 10 Driver Siren System Interconnect All AA22 492 405 0 1 11 Driver Siren System Connector Map All AA22 492 905 0 1 02 Driver Siren System Faceplate Up to 4126 AA22 492 905 0 1 10 PADriver Siren System Faceplate 4127 and up AA22 492 922 0 1 00 Driver Siren System Mechanical Installation All AA22 493 AA22 493 403 1 1 00 Driver Siren System Interconnect All AA22 493 403 2 1 00 Driver Siren System Interconnect All AA22 493 405 0 1 01 Driver Siren System Connector All AA22 493 90
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