bc 312

15 Pin1 Follower
Crema al latte, ricetta base per farcire dolci

Crema al latte, ricetta base per farcire dolci

Here is the simple solar battery charger circuit designed to charge a 5 - 14v battery using LM317 voltage regulator. It is very simple and inexpensive.

Solar Battery Charger Circuit using LM317 Voltage Regulator

Here is the simple solar battery charger circuit designed to charge a 5 - 14v battery using LM317 voltage regulator. It is very simple and inexpensive.

Ham Radio for Arduino and Picaxe by Arrl

Ham Radio for Arduino and Picaxe by Arrl

Build your own variable capacitors.

A variable capacitor made from junk

Build your own variable capacitors.

4:1 BALUN : RogerTango.com

4:1 BALUN : RogerTango.com

HB1B Four Band CW QRP Transceiver - 80-40-30-20 Meters

HB1B Four Band CW QRP Transceiver - 80-40-30-20 Meters

this is something I want to build and try to add a IC chip circuit to it and see how many stations it will receive.

this is something I want to build and try to add a IC chip circuit to it and see how many stations it will receive.

KK5JY Serial/USB SWR Meter for Arduino

KK5JY Serial/USB SWR Meter for Arduino

Mini-Whip active antenna 10khz - 30Mhz by Roberto Chirio

Mini-Whip active antenna 10khz - 30Mhz by Roberto Chirio

Mini-Whip active antenna 10khz - 30Mhz  by Roberto Chirio

Mini-Whip active antenna 10khz - 30Mhz by Roberto Chirio


Altre idee
Homemade Magnetic Loop antenna for 27 MHz

Homemade Magnetic Loop antenna for 27 MHz

4:1 BALUN : RogerTango.com

4:1 BALUN : RogerTango.com

60 years ago, this is what homebrew ham radio looked like. Puts me in a building mood.

60 years ago, this is what homebrew ham radio looked like. Puts me in a building mood.

3ba86a369bd30632c3162cafd8d5bf21.jpg (480×611)

3ba86a369bd30632c3162cafd8d5bf21.jpg (480×611)

Mini-Whip active antenna 10khz - 30Mhz by Roberto Chirio

Mini-Whip active antenna 10khz - 30Mhz by Roberto Chirio

End Fed Antenna

End Fed Antenna

Products

Products

Hartley Transmitter

Hartley Transmitter

Panadapter Yaesu FT817 897 857 rtl2832 e4000 dongle i6ibe

Panadapter Yaesu FT817 897 857 rtl2832 e4000 dongle i6ibe

Magnadyne Radio Balilla 1937-39 Italy  with <3 from JDzigner www.jdzigner.com

Magnadyne Radio Balilla 1937-39 Italy with <3 from JDzigner www.jdzigner.com

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