4F1KJA on DAIWA LA 2080H

(31:58)

4F1KJA on WEBINAR 4 Element IX: Antennas and Transmission Lines (Feedlines)

(3:28:38)

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 on a Lambda DU-262-L Duplexer

(27:40)

4F1KJA on 4 Element Straight Folded \

(8:16)

4F1KJA on Jiesai Duplexer

(28:20)

4F1KJA on Cushcraft A3S Antenna

(6:19)

4F1KJA on NAGARA TV-416J

(4:10)

4F1KJA on RADIO USERS PH MEET CAVITE 2019

(2:42:10)

4F1KJA on V8 Live Sound Card

(10:26)

4F1KJA Dipole Wide Band Antenna

(22:41)

4F1KJA on DZ1PUP Maragondon Z-zoned - Radio Engineering Circle Antenna Design

(2:31)

4F1KJA confirming the final of Icom IC-28H

(4:57)

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

(2:6)

4F1KJA Fixed Minor Damage \u0026 Re-calibrate President Grant of Trek Madrid

(15:)

4F1KJA Calibrating a CIGNUS CP-22U UHF Antenna and RG8 Coaxial cable

(3:2)

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

(7:17)

4F1KJA Homebrewing the Hustler G7 Antenna

(12:8)

4F1KJA for DW1PPZ Air Band Dipole Antenna

(8:31)