![]() ![]() AnyĬhannel can be programmed from 5kHz to 290MHz. Version of my set of fixed-frequency SugarCube+ oscillators. What's New? I've finally completed the 99 channel So check back here periodically to see the latest All I have to do is find the time to write them up for the I usually have a number of large and small projects ready to be Development of this material tends to follow a fairly I'd like to claim it's allīeen done to a plan, but that's not really the case. Many are related toĪmateur radio, but there are also some test equipment projects, kitīuilds, and other things that I have designed. This site describes some equipment and circuits that I've designed and built. Xtal checker, cardboard LC meter and 8-digit counter box projects.ħ.3.16: Added source code files and a bit more info to the multi-feature si5351 VFO, and added details of a second si5351 VFOĢ8.2.16: The ZL2PD si5351a VFO, GPS frequency reference, Li-Ionīattery monitor, CS2000 signal generator were added to the websiteġ5.9.15: The OBD-2 speedometer and a digital QRP SWR meter were added to the websiteġ8.6.15: Soldering stations, four dot clock and soldering iron cleaner addedġ7.3.15: In which Andrew described how Yahoo sent his email to another continent!! The TR-105 story, and details on making small nH inductorsĢ7.11.20: Added details of a very low cost multitone CTCSS encoderġ2.11.20: Added thoughts on CTCSS Decoders and PE RF signal generator builder notesĢ7.4.20: Added NiteOwl Torch and a pair of simple CTCSS Encodersģ1.1.20: Added smaller 64x32 OLED equipped SugarCube VFOĦ.12.19: Added enhanced software for the SugarCube VFO/BFOġ0.11.19: Added the portable keypad Si5351a test generator.ġ0.7.19: The miniature SugarCube VFO is added to the website.ģ0.05.19: Added details about my AM/FM/CW scanning signal generator published in Silicon Chip magazine.ĥ.04.19: Added tuning lock function to Single Band si5351a VFO project.Ģ7.02.19: Updated and improved software for SWR Meter project.ġ7.11.18: Added PVM, VFO PCB, I2C LCD mods, uBitx mic, MKARS80 VFO, plus minor changes.ġ2.8.18: Small project update, minor changes.ġ9.11.16: Some minor maintenance updates and corrections here andĢ0.8.16: Updated several pages, added new Nighthawk, aviation rx, Incandescent Torch Upgrade to LED Four Dot Clockįor anyone remotely interested in the person behind this website, aġ.2.23 Added details on the local radio club's adventure when producing a short run of SC+ kitsĢ0.1.23 Added the 99 channel SugarCube-Plus RF oscillatorĢ5.5.22: Added PW CTCSS encoder and a new CTCSS encoder emulating hard to find CTCSS chipsġ1.1.22: Added the variable RF attenuator and a range of additional HEX files for my four tone CTCSS encodersħ.7.21 : Added the 9-band modular keypad/encoder controlled VFOġ0.6.21: Added SC+4/SC+16 and SC+99, the CEFR fuse reset/erase tool,.Superregenerative FM/AM Receiver Aviation Receiver Channel Controller.AWA TR-105 5W Portable HF SSB Transceiver.The Hunt for the Elusive Varicap Making Accurate. ![]() Peak Reading 3-digit DVM Module ATtiny85 Fuse Resetting Tool.LC Meter Crystal Tester and 5-digit Counter Enclosure for 8-digit Counter Module 60dB Variable RF Attenuator GPS-referenced Frequency Source Single Cell Li-Ion Battery Monitor ESR Meter.CS2000 Digital RF Signal Generator Feature-rich si5351 VFO/BFO with Nokia LCD display SugarCube micro si5351 VFO/BFO Single band si5351.Portable HF/VHF RF Test Oscillator 4/16/99 channel Si5351a RF Oscillator Simple Audio Test Oscillator Practical Wireless CTCSS Encoder Replace Obsolete CTCSS Encoders A MultitoneĬTCSS Encoder A Pair of Small CTCSS Encoders Handheld Si5351a. ![]() 40MHz LED Counter One-Digit 70 MHz LED Counter.Other Accessories Switchmode Power Supply for KNQ7.Temperature Controlled Soldering Stations.9-band Modular Si5351a VFO ATtiny85 Fuse Resetting Tool. ![]() SugarCube-Plus Upgraded VFO Club kit-build of SugarCube-Plus ![]()
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