Radio Construction Photos and Data

VK4CY - GO - radio system
"Emergency.02"
Gary VK5DX operating GO-system
units operating on "mains" PSU
Photo. by VK4RV 18AUGUST.2010
VK4CY/VK4RV/VK4FJAR shack upgrade
"Shack rebuild 14"
VK4CY/VK4RV/VK4FJAR up-grade
2200m to 70cms station, all modes plus computerised interfaces, logs, antennaes ,etc
Photo. by VK4RV 26JULY.2010
VK4CY - GO - radio system
"Emergency.01"
VK4CY GO-Kit.
160m - 70cms Rigs all modes including PSK31 - all it needs are (a) PSU/Batteries (b) suitable antennae/earth. (c) headphone(s)/Morse key(s).
Photo. by VK4RV 14JUNE.2010
FIRST successful PSK31 remote QSO
"Shack rebuild.12"
VK4CY in QSO with Robert VK5SW.
VK4CY operating 14.070 PSK31 via wireless/Internet link.# 01
Photo. by VK4RV 24APRIL.2010
FIRST successful PSK31 remote QSO
"Shack rebuild.13"
VK4CY in QSO with Robert VK5SW.
VK4CY opewrating PSK31 via wireless/Internet link .# 02
Photo. by VK4RV 24APRIL.2010
VK3XU's 'scratch built 137KHz Beacon & rigs
"137KHz transmitter 06"
137KHz beacon CW [137.40KHz](operational every Saturday & Sunday - afternoons/evenings).
Scratch built by Drew Diamond VK3XU.
Photo. by VK3XU & WIA
VK4CY/VK4RV 137KHz transmitter - Pix.05
"137KHz transmitter 05"
Front panel complete with metering, key jack and tuning.
Photo. by VK4RV - received 17AUGUST.2009
VK4CY/VK4RV 137KHz transmitter - Pix.04
"137KHz transmitter 04"
Scratch built fused PSU alongside torroidal transformer, smoothing capacitor
Photo. by VK4RV - received 17AUGUST.2009
VK4CY/VK4RV 137KHz transmitter - Pix.03
"137KHz transmitter 03"
Scratch built fuse protected PSU completed 19JULY.2009 - photo. by VK4RV.
VK4CY/VK4RV 137KHz transmitter - Pix.02
"137KHz transmitter 02"
Shows torridal transformer with extra 10 volt winding for the +6volt out via a 7806 [14JULY.2009] - photo. by VK4RV.
VK4CY/VK4RV 137KHz transmitter - Pix.01
"137KHz transmitter 01"
units based on VK3XU Drew Diamond's design. photo. by VK4FJAR.
VK4RV's QRP 'Ten-Tec' CW 40m transceiver
"Ten-Tec 40m QRP CW Rig Model # 1340"
Completed kit: Front panel of QRP rig : output 5 watts built by VK4RV - photo. by VK4RV.
VK4RV's QRP 'Ten-Tec' CW 40m transceiver
"Ten-Tec 40m QRP [5 watt] CW rig"
Completed circuit board : Kit built by VK4RV - photo. by VK4RV.
VK4CY/VK4RV - remote station - Pic.#4
"Shack rebuild.03"
Main frame with PSU's, FT847 & Signal box for PSK31 with the OMNI-VII on lower RHS. HF amplifier photo. by VK4CY.
VK4RV at operating console of revised remote station - Pic.#3
"Shack rebuild.04"
VK4RV Adrian at new operating console. Approx. 4 weeks to complete. photo. by VK4CY.
VK4CY at operating console of revised remote station - Pic.#2
"Shack rebuild.05"
VK4CY Jon at new operating console. Approx. 1 week to complete. photo. by VK4RV.
VK2MHB Arnold - at remote station operating position
"Shack rebuild.06"
VK2MHB Arnold of Murwillumbah NSW visiting the VK4RV/VK4CY remote shack. photo. by VK4RV.
VK4CY with FT8080 VHF/UHF controlling mobile installation by remote
"Shack rebuild.07"
VK4CY operrating 2m & 70cms via remote cable from vehicle. photo. by VK4RV.
VK4CY's EPC & Ten-Tec interface for CW & SSB - remote - Pic.#1
"Shack rebuild.08"
VK4CY Ten-Tec remote site at Woorim. photo. by VK4CY.
VK4CY operating remote PSK31 link - first trials
"Shack rebuild.09"
VK4CY working remote PSK31 link [11JULY.2009] - photo. by Lyle Stacpoole.
VK4RV receiving PSK31 data as remote logger - HRD programme
"Shack rebuild.10"
VK4RV received VK4CY PSK31 data signal [11JULY.2009] - photo. by VK4FJAR.
PSK31 with HRD programme in use
"Shack rebuild.11"
PSK31 data register showing VK4CY QSO with VR2CB [11JULY.2009] - photo. by VK4FJAR.
Blake - he'll make a great 'Ham operator' one day
"Shack rebuild.14"
Blake 3rd op - "Dad said, it doesn't matter which microphone I use I still won't be heard because of the 'dummy load'!!" - Tyler # 1 harmonic - in background with 'chain saw' on tower support!. photo. by VK4FJAR.

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