AMPRNet 44Net CONNECT WIREGUARD VPN TUNNEL NetBSD CONFIGURATION (2026-02-16)
HX-108-2 MEDIUM WAVE RECEIVER ASSEMBLY (2026-01-17)
NANOVNA vs VNWA3 (2025-01-19)
RAPSBERRY PI STATIC NETWORK CONFIGURATION (2018-02-07)
ALINCO DJ-G7 BATTERY CHARGING CIRCUIT REPAIR (2016-01-15)
1296 MHz HOME MADE MICROSTRIP DIRECTIONAL COUPLERS (2015-06-09)
EXPERIMENTING WITH A 4 LNA PCB (2014-11-09)
TRANSFORMING A LNB INTO A LNA (2014-11-04)
10GHz PIPECAP FILTER (2014-11-01)
Si-570 SPECTRUM ANALYZER SCREENSHOTS (2014-11-01)
RETIREMENT TRANSCEIVER, A TRANSCEIVER TO DIE IN PEACE (2014-03-29)
STEP ATTENUATOR (2014-03-08)
INTERMODULATION MEASUREMENTS IN HF RECEIVERS(2014-03-08)
PRACTICAL MIDDLEBROOK METHOD FOR OPEN LOOP GAIN SIMULATION IN OSCILLATOR CIRCUITS (2014-02-02)
1:1 RF TRANSFORMER BANDWIDTH MEASUREMENT (2014-02-02)
YAESU FT-817 SMETER READINGS (2014-02-01)
LVDS TO SINGLE ENDED OUTPUT TRANSFORMER FOR THE SI570 (2014-01-16)
A ROTARY ENCODER FOR THE RTW-SDR-LOCALOSCILLATOR BOARD (2014-01-12)
SWR 1.8-50 MHZ METER (2013-12-15)
SIMPLE SDR HF RECEIVER DESIGN (2012-10-14)
GRABACIONES EME KP4AO, RADIOTELESCOPIO DEL OBSERVATORIO DE ARECIBO EN PUERTO RICO (2010-04-19)
MICRÓFONO PARA EL TRANSCEPTOR ELECRAFT K3 (2010-04-29)
CONTROL CAT TRANSCEPTORES YAESU FT-817, FT-89)
ACOPLADOR DE ANTENA TIPO T PARA HF

Antena J para 144 MHz