Tag Archives: boat anchor

Boat Anchors! Are we Losing It?

Lincoln Shortwave Club Posted on by

A recent conversation with Des G4UHZ prompted me into writing this post about the changing ways of today’s Radio Amateur. For those who are wondering what a Boat Anchor is, in radio terms all vintage electronic valve equipment becomes encompassed with the term because it is a heavy piece of equipment with large transformers and tied with rope is suitable for mooring a boat. This is theoretical and I am pleased to say that vintage equipment it is not normally used for this purpose. This post is not about restoration, but more on the loss of essential skills that are … Continue reading →

Eddystone 730/4 Refurbishment

Lincoln Shortwave Club Posted on by

Built during 1956 – 1962 the Eddystone 730/4 is a professional commercial receiver based on the 680X  with 15 valves, 2 RF stages, 2 IF stages (450kc/s), BFO, IF cathode follower output, variable IF selectivity, xtal filter, xtal calibrator, adjustable scale, noise limiter, S-meter, audio filter for CW, fully tropicalised. Cost at time of manufacture £230. This receiver was ordered by the Ministry of Defense in large quantities and used by the Royal Signals The opportunity arose for me to purchase an Eddystone 730/4 spares or repair from the family of a Silent Key at a reasonable price, so I … Continue reading →