Dean W. Armstrong: IMG_1305-edit
Dean W. Armstrong: IMG_1291-edit
Dean W. Armstrong: IMG_1303-edit
Dean W. Armstrong: IMG_1294-edit
Dean W. Armstrong: 2.4GHz meter
Dean W. Armstrong: Cell phone and a homebrew field strength meter
Dean W. Armstrong: Microwave meter
Dean W. Armstrong: nail punch
Dean W. Armstrong: Drilling panel mount hole
Dean W. Armstrong: Stereo audio isolation transformer in altoids tin
Dean W. Armstrong: Stereo audio isolation transformer
Dean W. Armstrong: radio telescope signal and noise
Dean W. Armstrong: radio telescope
Dean W. Armstrong: internal feedhorn
Dean W. Armstrong: radio telescope
Dean W. Armstrong: 80m pixie2 qrp transmitter
Dean W. Armstrong: 80m pixie2 qrp transmitter
Dean W. Armstrong: 3 band pixie2 qrp transmitter
Dean W. Armstrong: 3 band pixie2 qrp transmitter
Dean W. Armstrong: Cigar Box Guitar
Dean W. Armstrong: Cigar Box Guitar
Dean W. Armstrong: Cigar Box Guitar
Dean W. Armstrong: Cigar Box Guitar
Dean W. Armstrong: fretless cigar box guitar
Dean W. Armstrong: mahogany fret board
Dean W. Armstrong: neck and nut