The Hammond Museum of Radio hosts one of the largest operational collections of Collins radio equipment anywhere. The largest Collins station features a pair of Collins KW-1 transmitters serial #59 and 147 each operating with its own matching 75A4 receivers. The top rack unit contains the modulation indicators for each station all of which are in perfect working condition. The museum also features this fully restored and operational KWS1 station. Guests can view beautifully restored KWM1 and KWM2 stations complete with all optional accessories.