Is
useful as:
|
|
| Plate Dissipation ( Max ) | 5000 watts |
| Grid Dissipation ( Max ) | 250 watts |
| Frequency for Max Ratings (CW) | 75 watts |
| Cooling | Forced Air |
| Filament | Thoriated Tungsten |
| Voltage | 7.5 volts |
| Current | 75 amperes |
| Capacitances ( Gnd. Cath. Connection ) | |
| Input | 115 pF |
| Output | 20.5 pF |
| Feed-through | .7 pF |
| Capacitances ( Gnd. Grid Connection ) | |
| Input | 53.0 pF |
| Output | 20.5 pF |
| Feed-through | .1 pF |
| Amplification Factor | 4.5 |
| Base | Special, Coaxial |
| Recommended Air-System Socket | SK-300A |
| Recommended Air-Chimney | SK-306 |
| Maximum Seal & Anode Core Temperature | 250o C |
| Maximum Length | 9.13 in / 231.80 mm |
| Maximum Diameter | 4.94 in / 125.4 mm |
| Weight ( approximate ) | 9.5 lb / 4.31 kg |
| Operating Position | Vertical |
|
|
Maximum Ratings | Typical Operation | ||||||
| Class of Operation | Type of Sevice | Plate Voltage (volts) | Plate Current (amps) | Plate Voltage (volts) | Screen Voltage (volts) | Plate Current (amps) | Drive Power (watts) | Output Power (watts) |
| C | RF Amplifier | 7500* | 3.0* | 7500 | 500 | 2.8 | 150 | 16,000 |
| C | RF Amplifier Plate Modulated | 5500 | 2.5 | 5000 | 500 | 1.4 | 25 | 5,800 |
| C | RF Amplifier Screen Modulated | 7500 | 3.0 | 7500 | 350 | 1.1 | 11 | 3,550 |
| AB | RF Linear Amplifier ( two tubes ) | 7500 | 4.0 | 7500 | 1250 | 1.9 | - | 10,000 |
| AB | AF Amplifier or Modulator ( two tubes ) | 7500 | 4.0 | 7000 | 1250 | 3.7 | - | 17,500 |
* Derated values apply above 30 MHz to 220 MHz
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