Highfields Amateur Radio Club
Constructors Corner.

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Projects Index.

Projects and Circuits are coded by ease of construction:-
Should cause no problems for a beginner, uses basic tools and equipment.		Slightly more advanced than beginner, may need some experience.
May require special tools / experience / setup / test equipment.		For the seasoned constructor, requires special tools / experience / setup / test equipment.

Antenna Projects.
2 Metre Slim Jim. (300Ω Twinlead)	2 Metre Slim Jim. (450Ω Ladder Feeder)	50W Dummy Load.	DF Antenna for 2 Metres By G8OSN.
Dual Band J-Pole. (450Ω Ladder Feeder)	Fitting a BNC or TNC plug.	Fitting an 'N' connector.	Fitting a PL 259 plug.
HF Mobile Antennas FromChris, G4DCH.	Ionic Fluid Antenna aka: Ionic Liquid Antenna.	Slim Jims for any band.	Stealth Directional Antenna for Top Band (Any Band with scaling).

Data Transfer Projects.
Icom
Icom Cloning Software for older radios.	EX-1196 Level Converter.	OPC-017A CT-17 to Radio Connection Cable. (also used to clone some models)	OPC-118 Accessory Connection Cable.
OPC-129 Cloning Cable. & usage info	OPC-168 Cloning Cable. & usage info	OPC-298 Cloning Cable.	OPC-474 Cloning Cable.
OPC-476 V68 & U68 Clone Cable.	OPC-478 / OPC-552 PC Cloning / CI-V cable.	OPC-591 Cloning cable. & usage info	OPC-592 PC programming cable.
OPC-782 Adaptor.	OPC-1122 PC programming cable.	OPC-1529R Data Cable.	OPC-1532 Cloning Cable.
Icom Programming Software & Leads Information.
Kenwood
Kenwood DOS based Programming Software for older radios.	E30-3382-05 Cloning Cable.	E30-3410-05 Cloning Cable.	E30-3411-05 Cloning Cable.
KCT-40 Accessory Data cable.	KPG-4 PC programming cable.	KPG-8 PC programming cable.	KPG-22 PC programming cable.
KPG-46 PC programming cable.	PG-4S PC programming cable.	PG-4S Adapter (makes PG-4Y) PC programming cable.	PG-4W PC programming cable.
PG-5A Audio Data Communications Cable.	PG-5G Radio to PC Cable.	PG-5H Radio to PC and Audio Data Cable set.	Kenwood Programming Software & Leads Information.
Yaesu
Yaesu Cloning Cables. (various)	CT-27A Cloning Cable.	CT-62 CAT Cable.	FT-847 CAT cable. (Easy 3 wire cable)
Yaesu Programming Software & Leads Information.	VPL-1 Programming Cable.
Other Makes
Alinco Cloning Cables. (including "How to Clone" instructions)	Lowe HF-250/HF-250E to PC Cable	Lowe Programming Software.	Lowe Programming Software & Leads Information.
Maas DX5000 PC programming cable. also fits AnyTone AT-5555 etc.	Vertex Standard Programming Software & Leads Information. (combined with Yaesu data)		Wouxun "Wireclone" Cable.
General Leads used for Programming
Null Modem cable. (fully configured)	Standard (Straight) Serial cable. (fully configured)

Microphone Projects.
Alinco EDS-8 Microphone Adapter.	Fitting a Dynamic Mic to an Icom HF radio.	Icom OPC-589 Microphone Adapter.	Kenwood MJ-88 Microphone Adapter.
Yaesu CT-69 Microphone Adapter.		Yaesu CT-69 Microphone Adapter (Modified).

Power Projects.
Duplex type battery from a camera battery.	Icom IC-AT100 / AT500 AC/DC Power Connection.	Icom IC-251/ 351/ 451/ 551 AC/DC Power Connection.	Reverse Polarity Protection.
Watch Battery Adapter.	Yaesu FNB-72 (FT-817 battery).		Yaesu FNB-59 or FNB-79 battery.

Test Equipment Projects.
RF Detection Probe for multimeter.		RF Sampler.

Other Projects.
25 to 9 pin PC Serial Adaptor.	EPROM eraser using a fluorescent tourch and a few other bits. By Mike Gordan		Icom OPC-889 / OPC-1155 / OPC-1156 from Cat5 patch lead.