On board the Type 12 frigate HMS Falmouth (1959) alongside the Swan, Hunter & Wigham Richardson Ltd fitting out berth at Wallsend on the River Tyne between 1 and 25 July 1961. The photographer is in the electronics warfare room between 35½ and 38¼ stations on the centreline of 1 deck looking to starboard and aft showing two chairs at Bay No. 1 MF DF which is equipped with a morse key, a B40 CAY receiver, a microphone and a 2500 volts power unit. An electric fire, a ventilation fan and an Aish suppressor are against the bulkhead. The door to the room is on the left.