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1232-A: Difference between revisions
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* '''Frequency Response:''' | * '''Frequency Response:''' | ||
* '''Tunable Filters:''' 20 Hz to 20 kHz in 3 ranges; 5% bandwidth; 2nd harmonic at least 34 dB down from peak, 3rd at least 40 dB down. | |||
* '''50 kHz and 100 kHz Filters:''' 2nd harmonic 44 and 53 dB down, respectively. | |||
* '''Flat Response:''' ±3db 20 cps to 100 kc. | |||
* '''Input Impedance:''' Approximately 50 kΩ at maximum gain, varies inversely with gain to 1 MΩ at minimum gain. | * '''Input Impedance:''' Approximately 50 kΩ at maximum gain, varies inversely with gain to 1 MΩ at minimum gain. | ||
* '''Gain:''' 120 dB on the tunable ranges; 100 dB, flat range; 106 dB at 50 kHz; 100 dB at l00 kHz position. | * '''Gain:''' 120 dB on the tunable ranges; 100 dB, flat range; 106 dB at 50 kHz; 100 dB at l00 kHz position. | ||