circuit diagram

27 links

HomeBrew 1:1 4:1 9:1 Baluns
Circuit diagrams to homebrew different baluns by vk2awx

[ Hits: 2332 | Votes: 14 | Rating: 3.65 ]

Single Coil Z Match
Single Coil Z Match, circuit Diagram and homebrewing notes

[ Hits: 1321 | Votes: 6 | Rating: 8.33 ]

A Portable Antenna Matching Unit
A small HF antenna tuner project for qrp operations Includes circuit diagrams pictures and test ...

[ Hits: 15350 | Votes: 7 | Rating: 5.14 ]

Antique Radio Schematics - Dave
Specializes in antique radio schematics circuit diagrams and service data for vintage tube radios Carries ...

[ Hits: 16289 | Votes: 56 | Rating: 5.3 ]
Antique Radio Schematics and Capacitors for Tube Radios
Specializes in antique radio schematics and capacitors carries antique radio schematic diagrams and electronic circuit ...

[ Hits: 2257 | Votes: 8 | Rating: 6.87 ]
Canadian Antique Radios Schematics Diagrams Service
We specialize in canadian antique radio schematics for vintage tube radios made in canada we ...

[ Hits: 1614 | Votes: 4 | Rating: 6.25 ]

Radio Bygoned
From the Publishers of EPE this specialist niche publication is of interest to vintage radio ...

[ Hits: 810 | Votes: 0 | Rating: 0 ]

Power amplifier schematics
A collection of several power amplifier circuit diagrams and articles in PDF

[ Hits: 443 | Votes: 1 | Rating: 1 ]

DL5DBM 1KW amplifier for 144 Mhz
Pictures and circuit diagramm to build this power amplifier for 2 meters

[ Hits: 3391 | Votes: 2 | Rating: 10 ]

Adjustable Regulated Battery Charger
This battery charger circuit is regulated and adjustable to make this circuit able to charge ...

[ Hits: 350 | Votes: 0 | Rating: 0 ]
A NiCAD Battery Charger
A NiCAD Battery Charger with Current and Voltage Limiting

[ Hits: 476 | Votes: 0 | Rating: 0 ]

DRAKE TR7 Downloads - Marc van Stralen DK4DDS
Circuit diagrams drake tr7 Schaltbilder Drake Tr7 antenna tuners baluns and home brew power supplies ...

[ Hits: 1759 | Votes: 4 | Rating: 7.25 ]

PC Headset Adapter for Ham Radio
A PC headset to Rig adapter Include a circuit diagram and a full part list ...

[ Hits: 1634 | Votes: 0 | Rating: 0 ]

7 MHz SSB Transceiver - Yujin
Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver Transceiver using two MC1496 ...

[ Hits: 19051 | Votes: 43 | Rating: 6.48 ]

144 MHz Very Low Noise Preamplifier - HA8ET
An home made low noise preamplifier project for 144 MHz with detailed circuit diagram The ...

[ Hits: 428 | Votes: 2 | Rating: 10 ]

External Keypad for FT-817 - Paolo Cravero
An external keypad for FT 817 ND for the serious portable field day contester operator ...

[ Hits: 2598 | Votes: 2 | Rating: 5.5 ]

Defpom CB and HAM radio mods - The Defpom ^pop
Circuit diagrams CB and HAM mods alignments data sheets and pinouts a massive site with ...

[ Hits: 54437 | Votes: 12047 | Rating: 8.19 ]

DRM Demo Receiver
Christoph Petermann DF9CY DRM demonstration receiver project including Circuit Diagram and component list

[ Hits: 588 | Votes: 1 | Rating: 7 ]
Bartling RX-40 Receiver - DF4ZS
Circuit Diagram and Construction of the Bartling RX-40 Joachim Munch DF4ZS

[ Hits: 985 | Votes: 1 | Rating: 2 ]

Crystal Radio Circuits
Collection of several Crystal Radio receiver circuits with schematics diagrams and pictures

[ Hits: 637 | Votes: 1 | Rating: 10 ]