"Bercostat" variable resistance

Made:
1960-1979 in Ponders End

"Bercostat" variable resistance, 1 kilohm 50 watt, type L50/CF, made by The British Electrical Resistance Co. Ltd., Middlesex and supplied by Griffin and George Ltd., 1965-1975

Details

Category:
Science Teaching
Object Number:
1985-1520
type:
variable resistance
credit:
King's College, London (KQC). Centre for