« earlier | later » Page 3 of 53
BVWS - British Vintage Wireless Society
Now with scans of all the 405 Alive and (earlier) BVWS Bulletin issues.
to 405 bvws history magazine radio retrotech tv ... on 25 October 2015
The Sproutie MK II HF Regen Receiver | Dave Richards AA7EE
A very impressive shortwave receiver, using an HRO-style tuning control, a regenerative frontend and a load of multistage audio filters.
to electronics ham hf radio receiver regen shortwave ... on 23 September 2015
Satellitenwelt - Transit 5B-5 der wahrscheinlich älteste aktive Satellit
Launched in 1964, and still happily transmitting telemetry.
to history radio retrotech satellite vhf ... on 23 March 2015
Mark Vernon :: Meagre Resource :: Sound Artist
"Mark Vernon is a sound artist and radio producer based in Glasgow, Scotland." With various downloadable stuff -- I've been enjoying the documentaries on mid-20th-century tape recording clubs.
to art audio documentary history radio retrotech tape ... on 22 March 2015
Minima -A general coverage transceiver
From the designer of the BITX transceiver: a multiband SSB radio built from common parts with clever use of a microcontroller. The mixer design is particularly neat.
to amateur amplifier electronics hf lpf microcontroller mixer radio ssb transceiver ... on 22 March 2015
Radio Channel292 International Broadcasting Shortwave Kurzwelle Rundfunk Sender Sendezeit - Home
A group of German radio enthusiasts who bought one of the frequencies that Deutsche Welle used to use -- lots of pirate-inspired stuff on here. (Formerly "Radio 6150".)
Building HF transmitter filters using air-cored coils, wound on a pencil. This is surprisingly effective!
to amateur coil electronics filter hf inductor lpf radio transmitter ... on 14 March 2015
AM/FM / TX Magazine / Radio Today - the eighties London pirate radio site
"For three years in the eighties, TX Magazine catalogued the growth of London's pirate radio stations and the fight for a free radio alternative to the bland pop and chatter of the BBC and Independent Local Radio." Radio Jackie et al.
Cheap RF - a low cost open source 802.15.4 platform
"The CC2533 sends and receives 802.15.4 packets at 2.4GHz, there's hardware support for AES-128 encryption, an 8051 CPU and the usual collection of SoC devices uarts/spi/i2c/gpios/timers etc." With SDCC-based toolchain and libraries.
to electronics embedded low-power microcontroller radio ... on 22 January 2015
Adding 2.4GHz networking to an existing home TV distribution system using diplexers. I guess I shouldn't be too surprised that this works -- the coax will be very lossy at 2.4GHz, but the SNR should be good...
to networking radio tv wifi wireless ... on 18 January 2015
« earlier | later » Page 3 of 53
tasty by Adam Sampson.