Quality amps and power supplies
backed by years of experience
Quality Craftsmanship
Each one of our amps and power supplies are built with passion, care, attention to detail and with our customers in mind.
Satisfaction Guaranteed
Whether you’re coming in for a custom build or a repair service, we promise that you will be completely satisfied with our work.
Commitment to Excellence
We’re committed to providing an amazing product. We are constantly researching and developing ways to improve quality and efficiency.
All products are for experimental, educational, or export use only.
The quality goes in the box before the name!
If you are looking for the highest quality custom Amplifiers & Power Supplies, built by a passionate, professional Full-Time Box-Builder, 307 is the One!
Every 307 product is:
- Hand Crafted
- Built to Order
- Fully Customizable
- Each Component Oscilloscope Tested
- Final Tune Video Reports with Each Build
Featured Products
-
LMR400 UltraFlex Main Feed Coax ~44ft$140.00 -
LMR400 UltraFlex 1/2 Wave Jumper ~15ft$81.00 -
LMR400 UltraFlex 1/4 Wave Jumper ~7ft$65.00
-
Mobile Amp Remote$60.00 -
32 Pill 2879 Standard Mobile Amp$3,450.00 -
2×6 2879 Standard Base Amp$1,480.00 -
4 Pill 2879 Standard Base Amp$825.00 -
8 Pill 2879 Standard Mobile Amp$1,100.00 -
2×4 2879 Standard Mobile Amp$655.00
307’s in the Shack
Thank you, with the 1×4 I can talk to Australia on SSB but tonight on AM Australia came in on channel 25 and we had the the power to talk to them in Sidney.
Roy S.
Yahoooo! Just put my 4pill base amp 307 “ear plugger” to work on Channel 28 talking to 156, 264 and Cornbread around the Carolinas and on my standby 27.025 to the Beast!!!! I’m really pleased with the performance of my 4pill base amp, built by Mr. 307! Thanks again, 307 & Tina
Anna Y.
