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Repairing a 1928 Sparton
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Replacing valves with semi-conductors
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75 years of broadcasting
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2000 Crystal set competition
2001 One valve competition
2005 Crystal set competition
2007 Crystal set competition
2014 Restoration competition
2016 One valve competition
2017 Restoration competition
2019 Restoration competition
2020 Two valve competition
2023 Club competition
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2023
2024
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More
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10th anniversary
25th anniversary
Auctions
Auction overview
Auction rules
Download form
Chassis troubleshooting
Collections
A member's collection
A transistor radio collection
A progressive tour
Redland museum display
Radio history
Radio station 4QG in 1926
Opening Sydney Harbour Bridge
A profile of AWA in 1930
A history of radio in Australia
The Radio Exhibition of 1933
Stories from Radio Monthly
75 years of broadcasting
Competitions
2000 Crystal set competition
2001 One valve competition
2005 Crystal set competition
2007 Crystal set competition
2014 Restoration competition
2016 One valve competition
2017 Restoration competition
2019 Restoration competition
2020 Two valve competition
2023 Club competition
Group Meetings
November 2023
Historic sets
The DX crystal set
The Interstate crystal set
The Mystery crystal set
The Mystery Plus crystal set
Modern sets
Modern Mystery Crystal sets
David Tipton's YouTube videos
Electrical safety
Library
Library catalog
Library overview
Music Masters
The Music Masters story
1936 catalog
1947 catalog
1950 video
Radio history
Radio station 4QG in 1926
Opening Sydney Harbour Bridge
A profile of AWA in 1930
A history of radio in Australia
The Radio Exhibition of 1933
Stories from Radio Monthly
Restorations
Restoration tips
Restoration photos
Stuart Irwin's articles
Repairing a 1928 Sparton
Repairing a 1934 Airzone
Repairing a 1941 Philco
Repairing a 1961 AMI jukebox
Repairing a 1959 HMV TV
Replacing valves with semi-conductors
Wireless Review
Wireless Review index
Wireless Review sample copy
2007 Crystal Set Competition
Build a Crystal Set to Run a Loudspeaker
Judged 13 May 2007 at Everton Hills, Brisbane.
Dan Bedford's winning entry with him at the controls
Fred Clark's two entries
Does this one run
three
speakers?
No but Neil Boucher has a novel idea for an antenna
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