WebDec 19, 2024 · My enclosure design for the BITX40 re-orients the volume and tuning knobs toward the sides of the radio, making their operation much more natural—and pleasant. Although it’s not retro, it does have an unconventional appearance and should fit in quite naturally with all the other homebrewed solutions featured on SolderSmoke. WebA simple LC VFO for BITX40 or ARARINHAx SSB. Um VFO simples e estavel para O BITX40 ou ARARINHAx. 71. ARARINHA 4 ADDING CW . 8W 40m SSB / CW TRX. Um TRX de 8W 40m SSB / CW . 72. 40m RX DUAL CONVERSION AM/CW/SSB . Rx dupla conversão 40m AM/ SSB / CW . Um RX 40m AM / SSB / CW com Smeter. 73. …
BITX40 / µBITX Transceiver Kits Andy Stewart KB1OIQ March ...
WebJan 22, 2024 · The coil measures 900 Ohms. This one from Altronics will probably do as a replacement. Relay fixed and it seems to be functional, although down on output power. … WebJan 11, 2024 · Then looking at the Bitx40 schematic I could see that if you connected directly to the hot side of the header you were staring right into the base of the transistor without any isolation. Installing a 10NF made that problem go away. In the schematic for the Si5351 board supplied by VU2ESE there is also an isolating cap on the output of the … shuttle hamburg flughafen
Ham Radio Projects - Browse /bitx40 at SourceForge.net
WebThis project assumes that you have already installed the RF gain control described here (for the BITX40 or here (for the uBITX) and bridges across it at the control potentiometer. R3 … WebThis project assumes that you have already installed the RF gain control described here (for the BITX40 or here (for the uBITX) and bridges across it at the control potentiometer. R3 and C3 are used to not only filter out the audio component, but to form a “fast attack, slow release” control signal. WebMay 10, 2024 · The BITX40 uses the common 1n4148 in a surface mount package, and this is a very good choice. The Bitx Easy has the opton to use the through hole 1n4148 diode, or the surface mount BAT54S. This is … shuttle hamilton to auckland airport