757 Boulder Built - Tinman Amps

55 16

757 Boulder Built GS-35B 110 volt Desktop

757 Boulder Built April 26, 2025 8:28 am

49 7

757 Boulder Built 3 Tube Gi-7b amplifier

757 Boulder Built March 9, 2025 10:49 am

66 18

#TB-05 a 757 Boulder Built 110v 2 tube Gi-7b desktop amplifier initial RF output test.

757 Boulder Built September 8, 2025 8:57 am

30 4

2 Tube GS-35b 757 Boulder Built

757 Boulder Built June 2, 2024 5:27 pm

31 3

#343 a V-400+ driver for the steel tube GS-35B

757 Boulder Built May 30, 2025 9:10 am

61 25

#318 A Perfect Amplifier for the Icom-7300 & Yeasu FT-DX-10😎

757 Boulder Built December 12, 2024 11:15 am