tra pass

54 links

Ham Census - K3MRI
What do amateur radio operators worldwide think of their passion What do we wish for ...

[ Hits: 106 | Votes: 2 | Rating: 8 ]

Kuhne Electronic - Kuhne Electronic
High quality microwaves components for professional and radioamateurs Power Amplifiers Low Noise Amplifiers Es hail ...

[ Hits: 106 | Votes: 0 | Rating: 0 ]

1200z Time Explained - unitarium
Military time notation is based on 24 hour clock A time of day is written ...

[ Hits: 136 | Votes: 1 | Rating: 4 ]

Homebrew GPS tracker - F1ATB
It is easy today to build a GPS tracking system for mobile applications that can ...

[ Hits: 241 | Votes: 1 | Rating: 7 ]

FunCube Dongle HF Upconverter: Expanding Reception Range - M1GEO
This article describes an HF upconverter for the FunCube Dongle Pro Designed for radio amateurs ...

[ Hits: 34 | Votes: 1 | Rating: 8 ]

UTSOURCE.net - utsource
UTSOURCE net is a professional purchasing B2B B2C tools in electronic components field UTSOURCE provides ...

[ Hits: 99 | Votes: 0 | Rating: 0 ]

Audio Repeater - Muzychenko
Audio Repeater is a windows application tha allows you to transfer transmit sounds from an ...

[ Hits: 521 | Votes: 1 | Rating: 10 ]

20m 30m 40m Bandpass Filters - AB2EW
Homemade LC Bandpass Filters for 20M 30M 40M In multi station environments like special events ...

[ Hits: 387 | Votes: 1 | Rating: 10 ]
Band Pass Filters for HF Transceivers - K4VX
If your multiple transceiver station is suffering of intrastation interference this handy and inexpensive band ...

[ Hits: 129 | Votes: 0 | Rating: 0 ]
A 2 meter band-pass cavity using surplus Heliax - ka7oei
Cavity is often required at a busy site to not only prevent its receiver from ...

[ Hits: 130 | Votes: 2 | Rating: 3 ]
Enhancing Frontend Performance with Optimized Band Pass Filters - PA3AKE
This article explores the nuanced design challenges of Band Pass Filters BPF in radio receivers ...

[ Hits: 82 | Votes: 0 | Rating: 0 ]

17 meter QRP Transmitter - KB9II
1 watt 17 meter cw transmitter that was originally done about 10 years ago as ...

[ Hits: 122 | Votes: 0 | Rating: 0 ]

Miniature CI-V for Icom Radios - IW7EHC
With some fantasy the circuit can be easily assembled on a small scrap of pre ...

[ Hits: 116 | Votes: 0 | Rating: 0 ]

Transverter for 50 70 28 MHz - YO4HFU
This multiband transverter project features power output at 13 8V 50MHz 15W 70MHz 10W second ...

[ Hits: 153 | Votes: 1 | Rating: 10 ]