Vertical Antenna

YAGI-POLE

Alluminum dipole 14mhz

Experimental 7mhz vertical

14mhz Dipole antenna

VHF 3/4 wave antenna - Webpage

Simple SWL antenna

My very first attempt at building a vertical antenna ~ 10 years ago.

Antenna Tuner PART-1

Antenna Tuner PART-2

Antenna Tuner - To be or not to be?

Rebuild the MFJ-986 3KW inductor tuner

T-Network tuner

Antenna Tuner PART-3

VHF antenna tuner for your scanner

Antenna switch box

4 way antenna switch

Relay operated antenna switch

SWL Antenna switch + Combiner

HF antenna splitter

THE THING 2.0 PART-1

THE THING 2.0 PART-2

THE THING 2.0 PART-3

THE THING 2.0 PART-4

Flee power transmitter

Frogs calling QRP 1 8W Kit PART-1

Frogs calling QRP 1 8W Kit PART-2

Frogs calling QRP 1 8W Kit PART-3

2 transistor receiver

The thing - AM/FM/SW Receiver

12AT7 Regenertive reciever

AM REFLEX RECEIVER

AM / FM / SW Receiver build

The Emitter Follower Audion

2 Transistor receiver - PART-1

2 Transistor receiver - PART-2

40m VFO SSB/CW Receive kit - PART-1

40m VFO SSB/CW Receive kit - PART-2

40m VFO SSB/CW Receive kit - PART-3

40m VFO SSB/CW Receive kit - PART-4

40m VFO SSB/CW Receive kit - PART-5

Direct conversion receiver Rig-1

Direct conversion receiver Rig-2

Direct conversion receiver Rig-3

40m Direct Conversion receiver Part-1

40m Direct Conversion receiver Part-2

40m Direct Conversion receiver Part-3

SOLAR Powered BCB Receiver

Broadcast receiver "8 Parts total!"

Broadcast band receiver - Smallest

SPUTNIK 40M Receiver Ver.1

12AT7 Regen receiver - Rig-2

SPUTNIK Regenerative receiver Ver.2 Part-1

SPUTNIK Regenerative receiver Ver.2 Part-2

The Receptor - Webpage

Simple FET receiver preamplifer

2N3904 Receiver preamplifier

2N3904 Recevier preamplifier 2

TDA2003 AF Amp Part-1

TDA2003 AF Amp Part-2

TDA2003 AF Amp Part-3

KDA-2822M 1 watt amplifier

Simple, yet effective!

LED Audio indicator

2n3442 audio amplifier

TDA7297 Stereo amplifier kit

The cross band repeater experiment

The cross band repeater - Update

1amp Adj power supply PART-1

1amp Adj power supply PART-2

1amp Adj power supply PART-3

1amp Adj power supply PART-4

1amp Adj power supply PART-5

1 - 5vdc adjustable power supply

1- 24vdc variable power supply

"The Beast" power supply project PART-1

"The Beast" power supply project PART-2

10amp Adj power supply PART-1

10amp Adj power supply PART-2

10amp Adj power supply PART-3

10amp Adj power supply PART-4

Simple solar battery backup

Simple dummy loads Part-1

Simple dummy loads Part-2

Simple dummy loads Part-3

Simple dummy loads Part-4

The salt water dummy load

RF Dummy load REV-B

Lets build a base station

RTL-SDR External Antenna

Simple RF probe

TL489CP binary counter

RF Noise generator

RF Noise generator

Install a NMO antenna mount

Let's build the RF Probe kit

Amplified desk microphone - Webpage

Superstar DM452 information

Test Generators - Webpage

External volt meter and amp meter project