Vectronics VEC-1402DK - Manual (Page 22)

VEC-1402DK Instruction Manual High Performance 2 Meter Pre-Amp Kit
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Gain at 13.8 Vdc: ............................15 dB typical
Power requirement: .........................9 - 15 Vdc, 8 mA typical
Input/Output Impedance:.................50 - 75 ohms, Unbalanced coaxial
PC Board .........................................4.000" x 1.500"