DECADE CAPACITANCE BOXE (250V DC) 1683
Four dials
0.001mF to 11.111 mF in four decades

FIXED INDUCTOR 1688
Ferrite core, resonant freq 1Kc, ±3%
1 to 10 mH max current 0.5 amp
11 to 100 mH max current 0.3 amp
0.11 to 1 Henry max current 0.1 amp

SINGLE DIAL INDUCTOR 1689
Ferrite core, resonant freq 1Kc, ±3%
1 to 10 mH in 10 steps max current 0.5 amp
10 to 100 mH in 10 steps max current 0.3 amp
0.1 to 1 Henry in 10 steps max current 0.1 amp
1 to 10 Henry in 10 steps max current 0.05 amp

TWO DIAL INDUCTOR 1690
1 mH to 10 mH in 10 steps max current 0.5 amp
10 mH to 100 mH in 10 steps max current 0.3 amp
10 mH to 100 mH in 10 steps max current 0.3 amp
0.1 H to 1 Henry in 10 steps max current 0.1 amp
0.1 H to 1 Henry in 10 steps max current 0.1 amp
1 H to 10 Henry in 10 steps max current 0.05 amp

THREE DIAL INDUCTOR 1691
Ferrite core, resonant freq 1Kc, ±3%
1mH to 10 mH in 10 steps max current 0.5 amp
10 mH to 100 mH in 10 steps max current 0.3 amp
0.1 H to 1 Henry in 10 steps max current 0.1 amp

FOUR DIAL INDUCTOR 1692
Ferrite core, resonant freq 1Kc, ±3%
1 mH to 10 mH in10 steps max current 0.5 amp
10 mH to 100 mH in 10 steps max current 0.3 amp
0.1 H to 1 Henry in 10 steps max current 0.1 amp
1 H to 10 Henry in 10 steps max current 0.05 amp

COMMUTATOR POHL’S 1695
Used in experiments on Hysterisis. Six cups for mercury in bakelite tray. Six terminals for connections and an insulating handle. Maximum current: 5 Amps.,
Dimensions: 140 x 140 x 80 mm.

SPADE TERMINAL ADAPTER 1701
To connect ordinary screw terminals for use with 4mm plug connectors. This adapter consists of a standard type of spade terminal integral with an insulated 4mm socket connector. A transverse 4mm connection hole is also provided enabling two connections to be made to the adapter.
Colour: (A) Red, (B) Black

INSULATED SOCKET TERMINAL (SPIN FREE TYPE) 1704
With moulded captive head, 4mm socket, nuts and washers. The screw top will clamp ordinary connection wires and spade terminals. Colour : (a) Red, (b) Black

SOCKET FOR BANANA PLUGS 1706
4mm, moulded hard plastic body, threaded with fixing nut. Plated brass insert with solder pin, Requires 8mm diameter panel hole. Maximum panel thickness l2mm.
Colour: (a) Red, (b) Black, (c) Yellow, (d) Green