The 8245/4CX250K and 8246/4CX250M are compact, forced-air cooled, external-anode radial-beam tetrodes with a maximum plate dissipation rating of 250 watts and a maximum input-power rating of 500 watts.
4CX250K, Tube 4CX250K; Röhre 4CX250K ID36722, Transmitting …
COAXIAL in general (X..) Forced air cooled ceramic tetrode. 250W anode dissipation; up to 500MHz full ratings, usable up to 1500MHz. Special coaxial base: starting from bottom, …
Mar 21, 1997 · The Eimac 4CX250K/8245 has a maximum plate dissipation rating of 250 watts and a maximum input power rating of 500 watts. All element terminals are coaxial so the tube lends itself to cavity designs for
4CX250 Series - Tubes - Transmitting, Audio, Misc. - RF Parts
The 4CX250B/M is a ceramic/metal, forced-air cooled external-anode tetrode with a maximum anode dissipation rating of 250 Watts. The 4CX250B/M is intended for use in applications where tight control of electrical specifications is required and replaces the 4CX250B in all applications.
NEW Varian Eimac JAN8245 Tedrode Electron Tube 4CX250K …
Nov 7, 2024 · New JAN8245 electron tube manufactured by Varian Eimac. This is an external anode, forced air cooled tetrode. Part number: JAN8245. Alternate P/N: 4CX250K. Manufacturer: Varian Eimac. It's often to late to solve them if you wait.
May 4, 2012 · The 8245/4CX250K is designed to operate With a heater voltage of 6.0 volts, while the 8246/4CX- 250M is designed for operation at a heater voltage of 26.5 volts. Otherwise, the two tube types have identical characteristics. These tubes are of coaxial construction and are especially designed for cavity operat-on.
8245, Tube 8245; Röhre 8245 ID36723, Transmitting Tetrode, a ...
Forced air cooled ceramic tetrode. 250W anode dissipation; up to 500MHz full ratings, usable up to 1500MHz. Special coaxial base: starting from bottom, heater, heater-cathode, G1, G2 and anode. More ... You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page.
Eimac 4CX250K radial-beam power tetrode - DPLA
According to 1950s product sheets, the 4CX250K is a "compact radial beam tetrode with a maximum plate dissipation rating of 250 watts and a maximum input power rating of 500 watts. The 4CX250K is of ceramic and metal construction …
4CX - EIMAC - Transmitting Tubes - Tubes - Transmitting, Audio, …
Please follow the instruction insert for proper installation. This is a “Good Used Tube” or “Pull”. Some are removed from New or Reconditioned Military or Commercial Equipment. This tube …
EIMAC 4CX250K Tube Vhs 8245 - Tubesocketvintagego
This tube, manufactured by EIMAC, a renowned name in the world of electronic tubes, is a 4-pin cathode-ray tube (CRT) with a specific model number 4CX250K. The EIMAC 4CX250K tube measures approximately 17.3 inches diagonally, offering a …
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