W7PUA Home Page

Welcome to my Web Page. Information is available here on electronic hobby projects, boat building and outdoor axctivities.

DSP-10 Transceiver

 

DSP-10 Details

Sailing, Kayaking & Boatbuilding

 

Our Boats

Birdwatcher II Sailboat

 

Building BW2

Willamette Paddles

 

Summer 2013

 

Summer 2014

Water Resistance

 

2013 Measurements

Ham Radio

 

10MHz-144Mhz Diplexer

 

Teensy Float Library Design Tool

 

Horizontal Loop Evaluation

 

Design of LC LP, HP, BR and BP Filters - Program and Examples

 

Chip Cap Bypass Measurements

 

S-Q-E NF and Ant Gain Calculator

 

Q-E Noise Figure Calculator

 

Mountain Bounce Analysis Calculator

 

Mountain Bounce Prediction Calculator

 

SDR Control Box

 

Octave BP HF Filters

 

Audio Vector Network Analyzer

 

RF Noise Generator

 

RF Amplifier MicroX

 

Wideband 32 MHz Crystal Ladder Filter.

 

CMOS 74CBTLV3125 RF Switch

 

GaAs MASWSS0179 RF Switch

 

FT8 7-Signal plus Noise

 

CESSB Voice transmission enhancement.

 

Using Vertical HF Boat Antennas in Fresh Water.

Send e-mail to bob 'the at sign' janbob.com