On board the type 81 general purpose frigate HMS Tartar (1960) in Portsmouth Dockyard between November 1973 and April 1974 during a refit. The photographer is in the electronic warfare office between 42 and 43 stations on the port side of 1 deck looking aft from the doorway showing a communications desk equipped with a morse key and a KMF(1) circuit control unit, a relay unit and a tape recorder against the aft bulkhead. An heat exchanger fan unit starter, an area risk state board, a dimmer switch, an automatic emergency lantern and a CO² fire extinguisher are against the starboard bulkhead. A vertical format negative.