1216-A

The General Radio 1216-A Unit IF Amplifer and DNT Detector was introduced in 1954 Catalog N and remained available through Catalog T 1968.

Specifications

• Center Frequency: 30 MHz
• Bandwidth: 0.7 MHz at 3 dB down; 9.5 MHz at 60 dB down
• Attenuator Range: 0 to 70 dB in lO dB steps, a single 3 dB step is also provided
• Sensitivity: Less than 2 μV input from a 400 Ω source required for a 1% meter deflection (above noise). Less than 50 μV input from a 400 Ω source required for full-scale meter deflection. Input voltages referred to are open circuit source voltages.

Links

• Experimenter describing Type 1216-A May 1954
• GR1216-A @ PA4TIM Fred's pages

Photos

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