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Tipos de Válvulas: Pentodos - Tetrodos - Triodos - Válvulas para TV
Broadcast Tetrodos


<Plate Diss up to 1000W>
| Type | Heater or Filament | Trans Conduct. (mS) | Amp. Factor μ | Max Freq. (MHz) | Max. Plate Ratings | Output Power (kW) | Cooling |
Volt (V) | Curr. (A) | Volt. (kV) | Curr. (A) | Diss. (kW) |
| 7F37R |
4.0 |
35 |
15(0.4) |
CT * ABI** SSB |
130 30 |
4000 5000 |
700 700 |
1000 1000 |
1250 1800 |
FA |
<Plate Diss up to 10kW>
| Type | Heater or Filament | Trans Conduct. (mS) | Amp. Factor μ | Max Freq. (MHz) | Max. Plate Ratings | Output Power (kW) | Cooling |
Volt (V) | Curr. (A) | Volt. (kV) | Curr. (A) | Diss. (kW) |
| 7F71R |
4.0 |
78 |
65 (1.6) |
CT * BTV** |
130 300 |
5 5 |
1.8 1.8 |
3.5 3.5 |
5 1.1 |
FA |
| 8F45R |
7.5 |
75 |
23 (1.0) |
CT CP ABI |
110 110 110 |
8 5.5 8 |
3.0 2.5 3.0 |
5 5 5 |
14 5.5 6 |
FA |
| E3030B |
7.5 |
24 |
8.3 (0.2) |
Switch & regulator |
- |
100 |
***5 |
1.5 |
- |
OFA |
| E3113 |
7.5 |
17 |
8.2 (0.2) |
Switch |
- |
150 |
***3 |
1.3 |
- |
O |
<Plate Diss 10kW Up>
| Type | Heater or Filament | Trans Conduct. (mS) | Amp. Factor μ | Max Freq. (MHz) | Max. Plate Ratings | Output Power (kW) | Cooling |
Volt (V) | Curr. (A) | Volt. (kV) | Curr. (A) | Diss. (kW) |
| 8F67R |
6.9-7.5 |
126 |
65 (3.0) |
CT BTV** |
230 230 |
8 8 |
4.5 6 |
15 15 |
15.5*** 15.2*** |
FA |
| 8F68 |
8.5 |
185 |
85 (3.0) |
CT BTV* |
220 220 |
11 11 |
9 12
|
30 30 |
40 30 |
VF |
| 8F68R |
8.5 |
185 |
85 (3.0) |
CT BTV* |
220 220 |
10 10 |
8 10 |
25 25 |
40 30 |
FA |
| 8F76R |
7.5 |
120 |
60 (2.5) |
CT BTV* |
250 250 |
10 10 |
4.5 5.5 |
15 15 |
15 12 |
FA |
| 9F45 |
16 |
345 |
150 (10) |
CT** CP** |
30 30 |
15 15 |
25 20 |
150 100 |
250 150 |
VF |
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