• Country
• Worldwide

• Manufacturer / Brand
• Schlumberger; (international)

• Year
• 1978 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 245126

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Telemetry Bit Error Rate Detector 721 - Schlumberger; international

• Shape
• Tablemodel, low profile (big size).

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 35 models, 33 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Schlumberger; (international)