I have always enjoyed operating portable HF as you can put up antenna and work bands not possible at home. This coupled with finding an RF quiet location can make HF portable very enjoyable. Using a 12m spider beam roach pole, an 80m doublet fed with 300 Ohm ribbon cable and Icom 7100 I parked […]
Tag: icom 7100
Icom 7100 VHF/UHF changed to N-Type socket
Icom 7100 rear sockets original configuration Icom 7100 have 2 antenna sockets, Ant 1 – HF, 50 and 70 MHz, Ant 2 – 144 and 430 MHz John M0UKD made this change and wrote about his experience. You can download a copy of the Icom 7100 user manual here. The most difficult part […]
Practical Wireless 70 MHz contest
The popular shortwave and ham magazine Practical Wireless runs a 70 MHz contest once a year. The contest attracts a number of entries from all around the country, including one keen team who climb Helvelyn in the Lake District (M0BKQ/P). The entry from M0TAZ/P didn’t include a 900m accent to the top of a mountain, […]
Second 70 MHz contest
We had some great September weather today for the RSGB 2nd 70MHz contest. We setup a station at the Kelvedon Hatch ‘Secret Nuclear Bunker’ as seen above, using John M0UKD 70MHz amplifier and his 4 element DK7ZB 12.5Ω Yagi. The mast was my 12m Racal PU12 a push up 12m mast, and the location was […]
70 MHz portable from Cromer
Operating portable from the highest point in Norfolk (100m ASL) from Beacon Hill close to Cromer North Norfolk JO02OV. The set-up included the Icom 7100 and 50w into a Slim Jim supported on a 12m Spider beam roach pole. Beacon Hill is an old Roman Fort, and while its elevated you cant really see much […]