USER MANUAL - Keene Electronics
Contents
1. 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty EXCLUSION OF DAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option Kramer shall not be liable for 1 Damage to other property caused by defects in this product damages based upon inconvenience loss of use of the product loss of time commercial loss or 2 Any other damages whether incidental consequential or otherwise Some countries may not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations and exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from place to place NOTE All products returned to Kramer for service must have prior approval This may be obtained from your dealer This equipment has been tested to determine compliance with the requirements of EN 50081 Electromagnetic compatibility EMC generic emission standard Part 1 Residential commercial and light industry EN 50082 Electromagnetic compatibility EMC generic immunity standard Part 1 Residential2. Congratulations on purchasing your Kramer 901 Personal Stereo Amplifier This product is ideal for e Presentation rooms and multimedia applications for quick local audio amplification e Personal audio listening The package includes the following items e 901 Personal Stereo Amplifier e Power adapter 12V DC Input e This user manual 2 Getting Started We recommend that you e Unpack the equipment carefully and save the original box and packaging materials for possible future shipment e Review the contents of this user manual 3 Your Personal Stereo Amplifier The high performance 901 Personal Stereo Amplifier can output up to 4 Watts peak power which is ample for personal and small presentation applications The 901 includes e Control knobs to adjust volume bass treble and balance e Selector switches to select the mic or line inputs and the type of microphone condenser or dynamic 1 For example PC and portable CD player 2 Download up to date Kramer user manuals from the Internet at this URL http www kramerelectronics com manuals html 1 KRAMER Your Personal Stereo Amplifier e Outputs for a headphone set and for a pair of loudspeakers Achieving the best performance means e Connecting only good quality connection cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables e Avoiding interference
3. Kramer Electronics Ltd ah KRAMER USER MANUAL Model 901 Personal Stereo Amplifier Contents Contents 1 Introduction 2 Getting Started 3 Your Personal Stereo Amplifier 4 Using the Personal Stereo Amplifier 4 1 Connecting the Personal Stereo Amplifier 4 2 Operating the Personal Stereo Amplifier 5 Technical Specifications Figures Figure 1 901 Personal Stereo Amplifier Figure 2 Connecting the 901 Personal Stereo Amplifier Tables Table 1 Features and Functions of the 901 Personal Stereo Amplifier Table 2 Technical Specifications of the 901 Personal Stereo Amplifier A 0D LULU m paa N KRAMER Introduction 1 Introduction Dedication by Kramer Electronics since 1981 to the development and manufacture of high quality video audio equipment makes the Kramer line an integral part of the finest production and presentation facilities in the world In recent years Kramer has redesigned and upgraded most of the line making the best even better The Kramer line of professional video audio electronics is one of the most versatile and complete available and is a true leader in terms of quality workmanship price performance ratio and innovation In addition to our high quality accessories like the Kramer TOOLS 901 Personal Stereo Amplifier we also offer excellent switchers and matrices distribution amplifiers presentation processors interfaces remote controllers and computer related products
4. commercial and light industry environment CFR 47 FCC Rules and Regulations Part 15 Radio frequency devices Subpart B Unintentional radiators CAUTION B Servicing the machines can only be done by an authorized Kramer technician Any user who makes changes or modifications to the unit without the expressed approval of the manufacturer will void user authority to operate the equipment B Use the supplied DC power supply to feed power to the machine B Please use recommended interconnection cables to connect the machine to other components KRAMER For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com Updates to this user manual may be found at http www kramerelectronics com manuals html We welcome your questions comments and feedback 001 o Ly Koc Je Institute of Quality amp Control Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 006013 REV 2
5. from neighboring electrical appliances that may adversely influence signal quality and positioning your Kramer 901 in a location free from moisture and away from excessive sunlight and dust Figure 1 and Table 1 define the 901 Personal Stereo Amplifier 0000 RIPT O 0 T T 12VDC SPKR Out Phones Line IN Input Type Mic LGGR Out Left Right Line ML cond IN Ea Mic JL Dyn KRAMER TOOLS K A LA KRAMER Personal Stereo Amplifier 901 Balance Treble Bass Volume ON 30000 Figure 1 901 Personal Stereo Amplifier Table 1 Features and Functions of the 901 Personal Stereo Amplifier Feature Function 1 12V DC 12V DC connector for powering the unit 2 SPKR Out LGGR Terminal Connect to the pair of loudspeakers Block Connectors 3 Phones Out connector Connects to the headphone set 4 Line IN Left RCA connector Connects to the left stereo audio line level input 5 Line IN Right RCA connector Connects to the right stereo audio line level input 6 Input Line Mic Selector Switch Pushing in selects the Mic input releasing selects the line input 7 Type Cond Dyn Selector Pushing in selects the dynamic microphone releasing selects the Switch condenser microphone 8 MicIN Connects to the microphone 9 ONLED llluminates when receiving power 10 Volume Control Knob Controls the signal output level 11 Bass Co
6. hich the serial number has been defaced modified or removed 35 Damage deterioration or malfunction resulting from i Accident misuse abuse neglect fire water lightning or other acts of nature ii Product modification or failure to follow instructions supplied with the product iii Repair or attempted repair by anyone not authorized by Kramer iv Any shipment of the product claims must be presented to the carrier v Removal or installation of the product vi Any other cause which does not relate to a product defect vii Cartons equipment enclosures cables or accessories used in conjunction with the product WHAT WE WILL PAY FOR AND WHAT WE WILL NOT PAY FOR We will pay labor and material expenses for covered items We will not pay for the following 1 Removal or installations charges 2 Costs of initial technical adjustments set up including adjustment of user controls or programming These costs are the responsibility of the Kramer dealer from whom the product was purchased 3 Shipping charges HOW YOU CAN GET WARRANTY SERVICE 1 To obtain service on you product you must take or ship it prepaid to any authorized Kramer service center Ze Whenever warranty service is required the original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s
7. ntrol Knob Controls the bass low frequencies 12 Treble Control Knob Controls the treble high frequencies 13 Balance Control Knob Adjusts the balance between the right and left channels 2 KRAMER ELECTRONICS LTD Using the Personal Stereo Amplifier 4 Using the Personal Stereo Amplifier Sections 4 1 and 4 2 describe how to connect and how to operate your 901 Personal Stereo Amplifier respectively 4 1 Connecting the Personal Stereo Amplifier Connect your 901 as Figure 2 illustrates 1 Connect one or both of the following inputs e A stereo audio source for example a DVD Player to the Left and Right Line IN connectors and or e A microphone to the Mic IN input 2 Connect one or both of the following outputs e A pair of loudspeakers to the SPKR Out connector by connecting the left loudspeaker to the L left terminal block connector and to the adjacent G Ground terminal block connector Connect the right loudspeaker to the R right terminal block connector and to the adjacent G Ground terminal block connector and or e lt A headphone set to the Phones Out connector 3 Connect the 12V DC power adapter to the power socket and connect the adapter to the mains electricity 4 2 Operating the Personal Stereo Amplifier Operate your 901 as Figure 2 illustrates 1 Choose the active audio source via the Input Line Mic selector switch e Push in the Input Line Mic selector
8. switch to choose the Mic IN input When choosing a microphone choose a dynamic microphone or condenser via the Type Cond Dyn selector switch e Release the Input Line Mic selector switch to choose the Line IN input 2 Adjust the volume bass treble and balance controls as required 1 Signals from both outputs the headphones and the pair of loudspeakers flow simultaneously When the 901 is functioning connecting a headphone set to the Phones Out connector will not automatically disconnect the pair of loudspeakers 2 That is either the stereo audio source or the Mic 3 Push in the Type Cond Dyn selector switch to choose the Dynamic microphone input Release the Type Cond Dyn selector switch to choose the Condenser input KRAMER Technical Specifications 12VDC SPKROut Phones LGGR Out Y Balance Personal Stereo Amplifier Treble Pushing IN selects the microphone as the audio source o D a la rr e Line IN Input Type Left Right Line JEL cona Mic mL Dyn NOE Line IN Left Input Type Mic Right Line ML cond IN Mic MEL Dyn KRAMER Releasing selects the DVD Player as the 901 o Ye Audio source Bass i Input Type Mic Right Line ML cond IN Mic MEL Dyn f Line IN Left Figure 2 Connecting the 901 Personal Stereo Amplifier 5 Technical Specifications Table 2 Technical Specifications of the 901 Personal Stereo Amplifier Inputs Stereo a
9. udio line level input Mic input Outputs Stereo loudspeaker terminal block Headphones Bandwidth 37 kHz 3dB S N Ratio 75 dB unweighted THD Noise 0 06 O 1kHz 1 Volt Controls Input Line Mic and Type Cond Dyn selector switches volume bass treble and balance control knobs Output Power 5 7 W RMS Channel into 8 ohms Dimensions 12 cm x 7 5 cm x 2 5 cm 4 7 x 2 95 x 0 98 W D H Power Source 12 VDC 60mA Weight 0 3 kg 0 66lbs approx Accessories Power supply 12V 500mA mounting bracket 1 Specifications are subject to change without notice KRAMER ELECTRONICS LTD LIMITED WARRANTY Kramer Electronics hereafter Kramer warrants this product free from defects in material and workmanship under the following terms HOW LONG IS THE WARRANTY Labor and parts are warranted for three years from the date of the first customer purchase WHO IS PROTECTED Only the first purchase customer may enforce this warranty WHAT IS COVERED AND WHAT IS NOT COVERED Except as below this warranty covers all defects in material or workmanship in this product The following are not covered by the warranty 1 Any product which is not distributed by Kramer or which is not purchased from an authorized Kramer dealer If you are uncertain as to whether a dealer is authorized please contact Kramer at one of the agents listed in the web site www kramerelectronics com Ze Any product on w
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