2d 21 2D21. THYRATRON. OPERATIONAL RANGE. OF CRITICAL GRID VOLTAGE. TYPE 2D21 SHIELD-GRID VOLTS=0. RANGES SHOWN ARE FOR TWO VALUES. OF GRID RESISTOR – MEG. AND 10.. Tube 2D21 or Röhre 2D21 ID4224, Thyratron, Miniatur-7-Pin-Base B7G, USA 1940 and shown. Radio tubes are valves.
Keunggulan 2d 21
- ✅ 2d 21 Setiap Hari
- ✅ Tanpa Deposit Awal
- ✅ Bisa Dicoba Gratis
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