• Country
• Great Britain (UK)

• Manufacturer / Brand
• Levell Electronics Ltd ; Barnet ,Herts

• Year
• 1978

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 206755

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 1 x 9 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Insulation Tester TM14 - Levell Electronics Ltd ;

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 260 x 180 x 125 mm / 10.2 x 7.1 x 4.9 inch

• Notes
• Portable insulation tester which can measure resistance (0.1 MOhm to > 1000 GOhm) and DC current (0.1 nA to 100 µA). The instrument generates a selectable DC test voltage (2.5 V to 1 kV) and is powered from an internal 9 V PP9 battery.

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• Price in first year of sale
• 120.00 GBP

• Mentioned in
• -- Original prospect or advert (GB: Wireless World, July 1978)

• Literature/Schematics (1)
• - - Manufacturers Literature

• Author
• Model page created by John Sykes. See "Data change" for further contributors.

• Other Models

• Here you find 20 models, 16 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Levell Electronics Ltd ; Barnet ,Herts