4F1KJA for DW1PPZ Air Band Dipole Antenna

(8:31)

4F1KJA for DU4UW Homebrewing Repeater

(14:47)

4F1KJA for SOLCOM 606 RPT Installation long version

(34:50)

4F1KJA for DU5VFA to challenge restoration of ICOM IC-720A

(6:3)

4F1KJA for Lloyd Wan Alinco DR-138

(14:4)

4F1KJA Dipole Wide Band Antenna

(22:41)

4F1KJA restored the ICOM IC-V68 Handheld portable transceiver

(2:49)

4F1KJA Finally improved \u0026 calibrated a CIGNUS CG-818 RPT

(7:17)

4F1KJA confirming the final of Icom IC-28H

(4:57)

4F1KJA Restored the finals of ICOM IC-28H

(4:29)

4F1KJA on 4 Element Straight Folded \

(8:16)

4F1KJA Brewing a portable Handheld repeater system

(4:37)

4F1KJA Analyzing the ICOM IC-28H after 3 years and 6 Months Continious Transmission

(2:6)

4F1KJA on Engel Cruz to restored and convert an ICOM IC-V200 to a repeater

(12:48)

4F1KJA on DZ1PUP Maragondon Z-zoned - Radio Engineering Circle...

(7:42)

4F1KJA Homebrewing the Hustler G7 Antenna

(12:8)

4F1KJA to RCAAF 1st Orientation Seminar

(15:41)

4F1KJA Twin 13 X-Yagi Antenna

(4:18)

4F1KJA Hallicrafter OPSFM-5B Military VHF Portable Mobile Transceiver

(6:45)