With primary of heavy gauge enamelled copper wire, approximate resistance 0.5 ohms wound on former 110x30 mm. length x diameter. Secondary coil of fine enamelled copper wire, approximately resistance 100 ohms on former 120 x 82 mm. length x diameter. Both coils fitted with 4 mm. sockets. Iron core 160x15 mm. length x diameter.

Price:
Power Source : 2 x AA Batteries
Type : Handheld Digital Multimeter
Weight : Approx. 350g
Feature : Auto Ranging, Data Hold, True RMS
Dimension (L*W*H) : 185mm x 89mm x 45mm
Automation Grade : Manual
Power Source : Not required (passive instrument)
Type : Plug Type Resistance Box
Weight : Approx. 1.5 kg (varies with model)
Feature : Highly accurate, easy to operate, robust design, low temperature coefficient
Dimension (L*W*H) : Approx. 250 x 120 x 80 mm (varies with model)
Automation Grade : Manual
Power Source : Not required (passive device)
Type : Decade Capacitance Selection Box
Weight : Approx. 1.1 kg
Feature : Low residual capacitance, high accuracy, durable enclosure
Dimension (L*W*H) : 270 mm x 170 mm x 110 mm
Automation Grade : Manual
Power Source : No power required (manual/ambient)
Type : Room Thermometer
Weight : Approx. 80 g
Feature : Easy wall mounting, Clear dial, Fast response time
Dimension (L*W*H) : Approx. 75 mm x 75 mm x 25 mm
Automation Grade : Manual