Email:
Password:
QUICK FIND
Use keywords to find the product you are looking for...
ADVANCED SEARCH
CURRENCY
Categories
Manufacturers
» Vacuum tubes by use » POWER / OUTPUT tubes » 30P1M / 30P1S tetrode tube
30P1M / 30P1S tetrode tube
Manufacturer: MELZ
30P1M / 30P1S tetrode tube
$
15.00
Available quantity:
0 pc.
We accept payments by:
Average delivery time to United States is 19 days.
Rare output beam tetrode 30P1M (later name 30P1S) with a the heated oxide cathode is intended for an energy amplification in devices of broad application. Made in USSR, MELZ factory (from 1949 till 1950 only). NOS and never used before!

  • Filament voltage: 30V;
  • Anode voltage: 110V;
  • Voltage of the second grid: 110V;
  • Bias voltage on the first grid: -7.5V;
  • Filament current: 300 В± 25mA;
  • Anode current: 70 В± 22mРђ;
  • Second mesh current: < 12mA;
  • Steepness: 10В±2.5 mA/V
    • Technical Specifications Technical Specifications

    We also recommend:
    30P1S tetrode tube
    30P1S tetrode tube
    $
    10.00
    Customers who bought this product also purchased:
    6C5S / 6X5GT / EZ35 tube
    6C5S / 6X5GT / EZ35 tube
    $
    3.00
    9 pin ceramic socket with aluminum shield 55mm
    9 pin ceramic socket with aluminum shield 55mm
    $
    2.30
    GU-17 / QQE03/12 / CV2798 double beam tetrode tube
    GU-17 / QQE03/12 / CV2798 double beam tetrode tube
    $
    2.50
    6H2P / 6X2P / EAA91 / 6B32 / EB91 tube
    6H2P / 6X2P / EAA91 / 6B32 / EB91 tube
    $
    1.00
    6C4P-EV / 6Z4 / EZ90 / 6Z31 tube (original box)
    6C4P-EV / 6Z4 / EZ90 / 6Z31 tube (original box)
    $
    3.00
    6A7 / 6SA7 heptode tube
    6A7 / 6SA7 heptode tube
    $
    3.50
    GU-29 / GU29 / 829 double tetrode tube
    GU-29 / GU29 / 829 double tetrode tube
    $
    10.00
    7 pin ceramic socket (rsh4 type) with retainer 55...
    7 pin ceramic socket (rsh4 type) with retainer 55...
    $
    1.30
    6J8 / 6Zh8 / 6SJ7 tube
    6J8 / 6Zh8 / 6SJ7 tube
    $
    2.00
    Copyright 2007-2021 Tubes-Store Inc. All rights reserved.