Showing 17C8 and all of its variations. Other filters are hidden while viewing variations.
Voltage Pentode or Tetrode (with diode)Diode-Diode-PentodeDissimilarCommon cathodeSeries-parallel
| Heater | 17 V / 100 mA |
|---|---|
| Plate | S3: 250 V / 1.5 W |
| Screen | S3: 250 V / 0.3 W |
| Ik max | S1: 0.8 mAS2: 0.8 mAS3: 10 mA |
| V Inverse | S1: 350 VS2: 350 V |
| rP | S3: 1,000,000 Ω |
| gm | S3: 2.2 mA/V |
B9A - Small-button Noval 9-contact
Double-diode remote-cutoff pentode designed for RF, IF, or AF amplification together with receiver detection functions.
| Heater | 19 V / 100 mA |
|---|---|
| Plate | S1: 300 VS3: 300 V / 2 W |
| Screen | S3: 250 V / 0.3 W |
| Ik max | S3: 10 mA |
| Rectifier | S1: 0.8 mA |
| V Inverse | S1: 350 V |
| rP | S3: 1,400,000 Ω |
| gm | S3: 2.2 mA/V |
9 pins - B9A - Small-button Noval 9-contact
Series-heater double-diode variable-mu pentode for RF/IF amplification, detection, and automatic gain control. The pentode provides controllable gain while paired diodes handle detector and control rectification.
| Expand sections | More | Electrical Summary | General Summary | ||||||||||||||||||
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| Voltage Pentode or Tetrode (with diode)Diode-Diode-PentodeDissimilarCommon cathodeSeries-parallel |
| B9A - Small-button Noval 9-contact Double-diode remote-cutoff pentode designed for RF, IF, or AF amplification together with receiver detection functions. | |||||||||||||||||||
| Voltage Radio Detector ConverterDiode-Diode-PentodeDissimilar |
| 9 pins - B9A - Small-button Noval 9-contact Series-heater double-diode variable-mu pentode for RF/IF amplification, detection, and automatic gain control. The pentode provides controllable gain while paired diodes handle detector and control rectification. |