Tasty » Adam Sampson's ham bookmarks

HB9CV edit / delete

Sort of a two-element log periodic?

to antenna ham radio vhf ... on 11 January 2011

TAPR - HPSDR PennyWhistle edit / delete

I'd forgotten about this kit -- or, rather, not realised how easy it is to drive from something other than the HPSDR hardware. Hohum.

to amplifier ham hf linear radio ... on 05 January 2011

Homemade HF - antennas for mobile operation 7Mhz ,10Mhz, 14Mhz, 18Mhz, 21Mhz, 24Mhz,28-430Mhz edit / delete

Building a continuously-loaded short vertical antenna. I think I need an antenna analyser in order to reproduce this...

to antenna ham radio ... on 31 December 2010

PA0FRI Homepage edit / delete

I like the stacked double loop antenna.

to antenna electronics ham loop radio ... on 22 December 2010

DJ9CS Betrieb des SoftRock RXTX edit / delete

Using the Funkamateur PA kit with the SoftRock.

to amplifier electronics ham linear radio sdr softrock ... on 22 December 2010

Small Wonder Labs edit / delete

Radio kits. Sort of tempted by a PSK-20/40...

to electronics ham kit psk radio transmitter ... on 04 November 2010

Chris Trask, Analog/RF/Microwave Design Consultant edit / delete

Loop and active antennas. Decent papers, including descriptions of how to build the complicated capacitive match to a loop. (He seems awfully fond of winding inductors, though.)

to active antenna electronics ham loop radio ... on 03 November 2010

The web pages of M0AYF edit / delete

ARGH, MY EYES. The regen receiver using VFDs as triodes is cute, though.

to beacon electronics ham qrss radio retrotech valve vfd ... on 01 November 2010

5B4AZ Website edit / delete

Assorted radio-related software, including Morse trainers and PSK/Hellschreiber modems.

to ham radio software ... on 30 October 2010

Find QTH locator or map square edit / delete

... by clicking on a map. Works well.

to ham locator maidenhead map radio ... on 24 October 2010