Transmitting Tubes

For use in Class AB, Class B, and Class C RF and Audio amplifiers.

Used * No longer available for export
MFR: Amperex
SKU: 572B-AMP-P

This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only.  Please follow the instruction insert for proper installation.

For use in Class AB, Class B, and Class C RF and Audio amplifiers.

New Old Stock * No longer available for export
MFR: Penta Labs
SKU: 572B-PL

This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only.  Please follow the instruction insert for proper installation.

Each RF Parts Company 572B is tested by the Engineering Staff at RF Parts Company in San Marcos, CA USA.  It is the preferred choice for the FL2100B, SB200/SB201, Dentron 10-160L, etc. 

MFR: China (PSVANE)
Six Month Limited Warranty
SKU: 572B-RFP-MP

Beam Pentode vacuum tube
New old stock * New In Box * No Longer Available for Export
MFR: Sovtek * Made in Russia
SKU: 807-Sovtek

Eimac Transmitting Tetrode Tube, Air Cooled
Used excellent condition * No longer available for export
MFR: Eimac
SKU: 4X150G-Jan-8172
Ninety Day Warranty

Each RF Parts Company 572B is tested by the Engineering Staff at RF Parts Company in San Marcos, CA USA.  It is the preferred choice for the FL2100B, SB200/SB201, Dentron 10-160L, etc. 

MFR: China (PSVANE)
Six Month Limited Warranty
SKU: 572B-RFP

• Filament: Thoriated Tungsten
• Voltage: 7.5 Volts
• Current: 48 – 53 Amps

New Old Stock, New In Box * No longer available for export
MFR: Eimac
SKU: 3CX3000F1-EI

Data Sheet

This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.

The Eimac 304TH is a medium-mu power triode intended for use as an amplifier, occilator or modulator. It has a maximum plate dissapation rating of 300 watts and a maximum plate voltage rating of 3000 volts at frequencies up to 40 Mc.

1200 watts plate power output with 53 watts driving power.

New Old Stock * New In Box * Not Available for Export
MFR: Eimac * Made in USA
SKU: 304TH

For use in cathode drive service up to 3000mc.
MFR: RCA
SKU: 4043