General Radio 1309-a 10 Hz To 100khz Low Distortion Oscillator

US $29.95

  • Prospect Park, Pennsylvania, United States
  • Jun 9th
Brand: General Radio Model: 1309-A Voltage: 100-125V, 200-250V 50-400~ Condition: Used Specs:  FREQUENCY Range: 10Hz to 100kHz in four decade ranges.  Control: Continuously adjustable main dial covers range in 1 turn, vernier in 4>4' turns.  Accuracy: ±2%.  Synchronization: An external reference signal can be introduced through phone jack to phaselock oscillator.  One-volt input provides ± 3% locking range. Frequency dial can be used for phase adjustment.   OUTPUT Sine Wave Power: 10 m W into 600- fl load.  Voltage: 5.0 V ±5% open circuit after warmup.  Impedance: 600 fl. One terminal grounded.  Control: Minimum of 20-dB,. continuously adjustable and 60-dB step attenuator (20 ± 0.2 dB per step). Also, a zero-volts output position with 600-n output impedance maintained.  Distortion: Less than 0.05% from 200 Hz to 10kHz, increasing to less than 0.25% at 10 Hz and 100kHz open circuit or 600 n.  ~ Frequency Characteristic: ±2% over whole frequency range for loads of 600 n or greater.  Hum: Less than 50 !J. V regardless of attenuator setting. (0.001% of full output.)  History:  Came from the MASSIVE estate of meticulous test equipment collector.  Test Report:  Guaranteed to be in good working order & within factory specs. Warranty: AS-IS 
As shown
Brand General Radio
Model 1309-A

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