Radio Shack SM-1000 Music Mixer User Manual


 
12
SPECIFICATIONS
Input Impedance
Microphone ..................................................................................600 ohm (Low)
10k ohm (High)
Phono Magnetic 1 and 2........................................................................50k ohm
Phono Ceramic 1 and 2 .......................................................................100k ohm
Line 1 and 2 .........................................................................................100k ohm
Output Level (Tape Out/Main Out).................................................................. 2V
Sensitivity (Master volume at 10 (Max) position)
Microphone .................................................................................... 0.5 mV (Low)
2.5 mV (High)
Phono Magnetic 1 and 2............................................................................. 3 mV
Phono Ceramic 1 and 2 .................................................................................. 2V
Line 1 and 2 (±3 dB Range)............................................................... 20–20 kHz
Signal-to-Noise (S/N) Ratio
Microphone ................................................................................................ 55 dB
Phono Magnetic 1 and 2............................................................................ 65 dB
Line 1 and 2 ............................................................................................... 70 dB
(T.H.D. at rated output (From 20 Hz to 20 kHz at Maximum Master Volume)
0.05 %)
Channel Separation at 1 kHz........................................................................... 60 dB
Maximum Input Level
Microphone ................................................................................................. 7 mV
Phono Magnetic 1 and 2........................................................................... 20 mV
Phono Ceramic 1 and 2 .............................................................more than 1.2 V
Line 1 and 2 (at Maximum Master Volume) ..................................more than 1 V
Control Frequency Accuracy..................................................................+/- 10 %
(at 60 Hz, 150 Hz, 400 Hz, 1k Hz, 2.4k Hz, 6k Hz, 15k Hz)
Control Range at Rated Output ............................................................+/- 12 dB
32-3001.fm Page 12 Tuesday, August 10, 1999 8:02 AM