Posted | Category | ||
---|---|---|---|
![]() |
KG9NZ Builds a Two-Tube Regen
December 12, 2021 My old friend Frank, KG9NZ, kicks off his YouTube channel with a breadboard regenerative receiver, using a 12AX7 and a 12AU7. ... READ MORE |
![]() UncleBrad 12/12/2021 |
How-To |
![]() |
The Raspberry Pi 400 is a $70 keyboard that's also a computer
Simplifying the setup for people who want to use a Pi as a PC. - November 2, 2020In the eight and a bit years since the first model launched, the Raspberry Pi has traditionally been sold as a modular computer. You buy the board separately, attach your own peripherals, insert an SD card and then get to work on your own computing project. The Foundation watched as third-parties — including Kano — built their own all-in-one PC soluti... READ MORE |
![]() UncleBrad 11/03/2020 |
How-To |
![]() |
Make a replica of the GENIAC Electric Brain from 1955!
Michael Gardi posted instructions for making a replica of the GENIAC ("GENIus Almost-automatic Computer") that was sold in kit form in the 1950s and 1960s for $20. GENIAC consisted of a Masonite back panel with six areas of concentric perforations, six similarly perforated Masonite disks, and some additional hardware listed in the supplies section below.Slotted brass bolts wer... READ MORE |
![]() UncleBrad 07/16/2020 |
How-To |
![]() |
Swan 330 VFO In Action
Demonstrated by Tom, KD5VSV KD5VSV demonstrates the how the 330 is used for general coverage receive on the Swan 600-R Custom SS-16 receiver. If anybody know where one of these truly rare VFOs can be found, please pass it on to me!... READ MORE |
![]() UncleBrad 05/27/2020 |
How-To |
![]() |
7 INCREDIBLE Projects with a simple FAN
[This is a very-well produced video which quickly walks you through some amazing (and useful) things you can do with a muffin fan]... READ MORE |
![]() UncleBrad 05/19/2020 |
How-To |
![]() |
Pouring the HBX-48 Base
See Details in Gallery! Tom Pfaehler supervises the pouring of 18000 lbs of concrete into the 4' x 5' x 5' hole for the tower base. ... READ MORE |
![]() UncleBrad 08/24/2019 |
How-To |
![]() |
The Incredible W9EVT Station
You've seen him on QRZ.COM, now see the video! George has been only the air since 1938, and operates this amazing station from Washington Island. Don't miss all the pictures posted on his QRZ.COM profile.... READ MORE |
![]() UncleBrad 04/04/2019 |
How-To |
![]() |
Rarest Heathkit of Them All?
SS-8800 From 1979 [This is the first video in a series by Bob, W9RAS, a former Heathkit technician]Designed in the late 1970's this was the first synthesized HF tranceiver KIT made by Heathkit . .. Design was completed and three were assembled in the Heathkit factory in 1979 . The world amateur radio conference in 1979 added the 30 ,17,and 12 meter bands for use by amateurs so the SS8000 was obsolete before it... READ MORE |
![]() UncleBrad 03/29/2019 |
How-To |
![]() |
HW-16 Capacitor Replacement
Terry, N6TLU (Yours truly now has this transceiver, and am enjoying it on the low end of 40M)A very sought after vintage transceiver. Heathkit produced these for Novice operators. A full break-in transceiver, approx 50 watts output. I had one as a kid, no license, but always dreamed of putting it on the air. Now I have another. It needs some TLC, however I knew it would be worth the efforts. Yes, got it work... READ MORE |
![]() UncleBrad 03/04/2019 |
How-To |
![]() |
Meet WA4FTY ("Mr. Harvey Wells")
Bob Heil visits with C. Wayne Frazier C. Wayne Frazier, WA4FTY, has built up a matching Harvey Wells receiver and amplifier. See how he did it in this brief presentation submitted by Bob Heil, K9EID.... READ MORE |
![]() UncleBrad 08/15/2018 |
How-To |
![]() |
Cheap and Easy SDR Panadaptor for Older Receivers
Bob, W9RAN, updates the Heathkit HR-10 with SDR performance Using the RANVerter low-cost SDR as a panadapter plus DSP-based 2nd receiver with a Heathkit HR-10 "beginners receiver". SSB and CW tuning is demonstrated using the receiver for tuning, and the SDR as a DSP back-end for filtering, demodulation, and audio.... READ MORE |
![]() UncleBrad 08/13/2018 |
How-To |