Heathkit HO-10

This is a Heathkit HO-10 "Monitor-Scope" used as a radio station modulation monitor. It is essentially a 3-inch oscilloscope with RF connectors at the rear for hook up to the station and is designed to monitor the carrier for 6 to 160 meter bands with horizontal sweep speeds of 15 to 200 cycles per second. It originally sold for $60 in 1962.