ESC
Stereo Pre-Amp

Stereo Pre-Amp

ManufacturerRadio Shack
FunctionAmplifier, Pre
Produced1994
CountryKorea
Model ID42-2111
Form FactorDesktop
Signal PathAnalog Hardware
Dimensions85 x 27 x 58mm
Weight5.5 oz w/o battery
Power9V battery
Frequency Response30 Hz to 20 Hz +- 1 dB
Input Impedance50 Kohms at 1,000 Hz
Output Impedance50 Kohms
Amplitude Gain34 dB
Rated Input Level3 mV
Maximum Permissable Input30 mV
Output Level1.8V rms
CompensationRIAA with deviation less than +-1 dB
Signal-to-Noise Ratio50 dB with normal input
CrosstalkBetter than 50 dB
TransistorsFour (4) Silicon transistors
Current Drain1 mA average
Connections
  • Input · RCA (Phono, Cinch)
  • Output · RCA (Phono, Cinch)
Controls
  • Power · Slide Switch · Off - On