LA Audio Electronic UB282 User's Manual
Contents
1. U B282 Microphone Preamplifier Section A is a transformer balanced low noise microphone preamplfier with front panel gain trim Section B is a transformer balanced line output amplifier with front panel level trim CONNECTIONS AND CONTROLS UB282 MIC Mic Gain Tim Section A Output pe Tim Section B Wet Mic Out C13 Giz SCV UB282 7 16 Re Output phase Phantom power g g g a g x x l Pin 2 Hot Pin 3 Hot On Off BLOCK DIAGRAM SPECIFICATIONS Section A Mic preamplifier MICROPHONE SECTION Mic Out Frequency Response 0 1qdB 20Hz to 20kHz IAN EIN 126dBu 200R load WY THD lt 0 1 min gain Zs lt 0 05 max gain Phantom Gain range 22qB to 62dB b Input impedance 1k balanced for 150 200R mics Mic Gain CMRR 100dB 100Hz Section B Line output Max input level Output impedance Output Level Phantom power Phase OUTPUT SECTION Frequency response Output impedance Input impedance Max output level Gain range Output noise OUT Please note that each section is independant POWER SUPPLY 80dB 1kHz 60dB 10kHz 2dBu min gain 42dBu max gain 1k unbalanced 15V 0 0 5dB 20Hz to 20kHz lt 20R 47k 20dBu Off to 12dB lt 88dBu 15V 20mA In keeping with our policy of continuous improvement LA Audio reserves the right to alter specifications without prior notice Manufactur2. ed in the UK by LA Audio 6 24 Southgate Road London N1 3JJ Tel 44 0 207 923 7447 FAX 44 0 207 241 3644 Web www laaudio co uk email sales laaudio co uk AUDIO An SCV International Group Company Rev 1 0 11 00
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