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a 4mm socket is provided at the top of the large sphere
Sandy Sleuthing
7 Quad Disc
The following accessories are included:
Decade Resistance Unit (NBO) a 4mm socket is providedFor use as an accurate potential divider, ratio arm etc. This unit employs high stability metal film resistance elements having superior characteristics to traditional wire wound coils. It is equally suitable for a. c. or d. c. use. The individual decades are series connected, each having switched positions of 0 to 9, and are mounted in line with 4mm socket terminals linked to the ends of the chain. The top panel is clearly marked with the resistance
