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Adcom GFP-710 Service Manual page 9

Stereo preamplifier
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Output Impedence
Bypass Output ........................................................................................................................................................... 100 ohms
Main outputs............................................................................................................................................................... 100 ohms
Tape Out .................................................................................................................................................................... 475 ohms
Output Level (Rated)
Bypass Output .................................................................................................................................................................... 2.0V
Main Outputs....................................................................................................................................................................... 2.0V
Output Level (Maximum)
Bypass Output ................................................................................................................................................................≥ 10.0V
Main Outputs.................................................................................................................................................................. ≥ 10.0V
Frequency Response (+0.5 db)
High Level............................................................................................................................................................. 5Hz – 50KHz
Phono.................................................................................................................................................................... 5Hz – 50KHz
THD + Noise (@ Rated Output, 20Hz – 20KHz)
High Level...................................................................................................................................................................... 0.005%
Phono............................................................................................................................................................................. 0.005%
IMD (SMPTE @ Rated Output)
High Level...................................................................................................................................................................... 0.005%
Phono............................................................................................................................................................................. 0.005%
Signal-to-Noise (@ Rated Output, "A" Weighted)
High Level.....................................................................................................................................................................≥ 100 db
Phono............................................................................................................................................................................... ≥95 db
Input Impedence
High Level...................................................................................................................................................................25K ohms
Phono...................................................................................................................................................................... 47.5K ohms
Input Sensitivity (@ Rated Output)
High Level...................................................................................................................................................................... 205 mV
Phono............................................................................................................................................................................... 2.4mV
RIAA Accuracy (20Hz – 20KHz) ........................................................................................................................................ +/- 0.25 db
Tape Output THD + Noise (@ Rated Output, 20Hz – 20KHz)........................................................................................... 0.005%
Tape Output IMD (SMPTE @ Rated Output)....................................................................................................................... 0.005%
Tone Controls
Bass (20Hz).............................................................................................................................................................. +/- 11.5 db
Phono (20KHz) ........................................................................................................................................................... +/- 8.5 db
Crosstalk (1 KHz) ....................................................................................................................................................................... –80db
Seperation (1 KHz, @ Rated Output)..................................................................................................................................... . ≥75db
Power Consumption ...................................................................................................................................................... 10 watts max
Power (Available in 230VAC on special order) .................................................................................................... 115VAC - 50/60Hz
Chassis Dimensions ................................................................................................ 3" (76mm) x 17" (432mm) x 11 3/8" (289mm)
Maximum Dimensions .................................................................................... 3 1/4" (83mm) x 17" (432mm) x 12 8/16" (319mm)
Weight.. ............................................................................................................................................................................ 12 lb. (5.5 kg)
Weight, Packed............................................................................................................................................................... 15 lb. (6.8 kg)
GFP-710 SPECIFICATIONS
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