Welcome

SR-4
1 to 15-Watts Amplifier

The SR-4 Amplifier

The SR-4 Technical Specifications
and Features….





(View our printable brochure)

For those wanting more power we offer the
SR-4, 30 MHz 1 to 15-watts Amplifier for only $720.00.
(Order here)

Try the GB-4000, SR-4 amplifier, or M.O.P.A., amplifier for 60-days. You have 60 days to decide to keep them or return them for a full refund, less 10% restocking fee. Returned generator must be in original condition. The GB-4000, SR-4, and *M.O.P.A. amplifiers also include a full two-year *limited warranty on parts and labor. (Exception: 90 days on 812a vacuum tube.)

 

The Amplifier increases the RF output of the GB-4000
from 4.7 watts up to 15-watts power output.

Below are some benefits and features of the SR-4 Amplifier

  • Increases the RF output of the GB-4000 from 4.7 watts up to 15-watts output.

  • Easily connects to the GB-4000 with the 2 cables provided.

  • 4 sets of dual outputs for multiple use.

  • L.E.D. RF indicator light confirms RF output.

  • Ease of operation. Power output is controlled by the GB-4000.

    If you are looking for even more power than the SR-4 amplifier then the M.O.P.A. 190-watts power amplifier may be just what you are looking for. Click on the M.O.P.A. tab and read more about the M.O.P.A.