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Antennas : 70cm
440 Mhz J-Pole Antenna plans
- Here is a 70cm (440 Mhz) J-Pole antenna that is inexpensive, and easy to build. Author use 1/2 inch copper pipe, and the associated fittings necessary. The dimensions aren’t typical however, this is what it took to get its SWR low.
A Cost Effective Current-mode 1:1 Balun
- A cost effective current-mode 1:1 balun can be constructed from a length of coax and a rod typically used for a broadcast antenna loop-stick, some electrical tape, cable ties, a length of PVC water-pipe and some connectors.
Multi-pitch Helical Antenna
- Creating multiple, overlapping resonance at 700-800
MHz band and leaving the VHF part of the response
as in ordinary, narrow band helical antenna.
8 Element Quagi Antenna for 70cm
- Quagi 8el 70cm improved 13.77dBi by IK1HGE
AO-40 70cm Uplink Antenna
- homebrew satellite antenna
Building VHF antennas
- An article with notes on home-brewing a 2 meter yagi antenna, a 70 CM "potato masher" and a 70 cm yagi antenna
PSK 31 Contest Calendar
- PSK31 and other digital modes contest calendar mantained at the podxs 070 club
KN2MET NYC Metro
- NYC METRO is a not for profit 501(c)(3) publicly supported organization, supporting the Amateur Radio Communities Emergency Services.
HARC Hollywood Amateur Radio Club
- The Hollywood Amateur Radio Club (HARC) is an ARRL Special Service Club established in 1970 by radio amateurs in Hollywood, Florida
CMARA -- Central Massachusetts Amateur Radio Association
- Since 1935 serving amateur radio in Worcester MA
Mankato Ham Radio Club
- Minnesota Amateur Radio (MARC)
N2CMC Cape May County Ham Radio Club
- The Cape May County Amateur Radio Club (CMCARC) in Southern New Jersey is an ARRL affiliated club
Larkfield Amateur Radio Club Inc.
- Currently operate 3 repeater locations in Dix Hills, Huntington and Smithtown on 2 Meters, 1.25 Meters & 70 Centimeters.
W5AUM Brenham Amateur Radio Club
- We are located in Brenham, TX, which is about 70 miles northwest of Houston, TX. We currently have about 34 members in our club.
K5DX The Texas DX Society
- The Texas DX Society, founded in 1970, is an organization of radio amateurs in Houston, Texas who have a primary interest in DX chasing and contest operating on HF, VHF, and UHF
HB9Z Internet Remote Base
- A controllable TS2000 made available at HB9Z in switzerland. Antennas are Carolina Windom 160 for 160-10m, a 5-Element Beam for 20-15-10m a
G5RV for 80-10m and a V2000-Vertical for 6m, 2m, 70 cm.
AJ3U - TM-D700 Tips and Tricks
- The TM-D700 is an amazing radio AJ3U share some interesting tips
Aero Mobile Ham Radio
- Aero mobile with the ICOM 706MKIIg By Chuck Forsberg WA7KGX
TS-870S Specifications
- Kenwood TS-870S Features Specifications and Accessories
Yaesu.com FT-847 Product page
- Current Yaesu product page for FT-847
FT-847 on 70 Mhz
- A further study of the spurious emissions from an FT-847 on 70MHz
RUMLog
- RUMlog is a short-wave logging and QSL handling/printing tool for MacOSX
RUMlog is available with an interface for transceiver control. Supporting Kenwood, Elecraft and ICOM. (IC-7400/IC746PRO, IC-7000 and IC-706)
RUMtrol7000
- Windows and MacOS programming software for the ICOM IC-7000
COLLINS 30L-1 HF Linear Amplifier
- The Collins 30L-1 Linear Amplifier has 1000 watts PEP power input on SSB and 1000 watts average on CW on all bands. It can be driven by the Collins 32S-3 Transmitter Collins KWM-2 or KWM-1 Transceiver, or most 70-100 watt exciters.
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70 cm preamp
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