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Geiger Muller Counter Tube CV2138

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Details

Item Number
GH4
Item Condition
New
Price
£19.00 (inc VAT £22.80)

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Quantity


  • 2SB1647

    2SB1647

    2SB1647 PNP Darlington TO218 150V 15A 130W
    2SB1647
    £3.50
  • 22 ohms 0.75 Watt Metal Film Fusible Resistor

    22 ohms 0.75 Watt Metal Film Fusible Resistor

    Metal Film Fusible Resistor 3/4 Watt (0.75 Watt) 5% 22 ohms

    J22R
    £0.50
  • 0.47 ohms 3 Watt Wirewound Axial Resistor

    0.47 ohms 3 Watt Wirewound Axial Resistor

    3 Watt 5% Wire-wound Resistor 0.47 ohm

    3W0R47
    £0.25
  • CDM12.4 CD Laser

    CDM12.4 CD Laser

    CDM12.4 Optical Pick Up CD Laser Unit

    CDM12.4
    £16.50
  • B9A Gold Plated Valve Holder (Tube Socket)

    B9A Gold Plated Valve Holder (Tube Socket)

    B9A Valve Base 9 pins (Tube Socket). High quality porcelain, with gold plating. Testing Voltage: 1600V, Insulation resistance >10,000M ohms, Contact resistance: < 10milliohms. For many Mullard, Brimar, Mazda etc valves inc EF86, EL84, ECC81, ECC82, ECC83, 12AX7, 12AU7, 12AT7 etc

    B9AG
    £1.95
  • Octal Nickel Plated Valve Holder (tube Socket)

    Octal Nickel Plated Valve Holder (tube Socket)

    A Very High Quality Porcelain (Ceramic) Octal Valve Base (Tube Socket) 8 pins. Durable Plating.

    • Test Voltage: 1600V,
    • Insulation resistance >10,000M ohms,
    • Contact resistance: < 10 milliohms.
    • For many Large Output Valves inc EL34, KT66, KT88, 6L6, 6551, 5881, GZ34, 5U4G.
    • Versatile flange can be nounted above or below the chassis.
    OCTC
    £1.50
  • Hammond Diecast Aluminium Box 222 x 146 x 51mm

    Hammond Diecast Aluminium Box 222 x 146 x 51mm

    Hammond 1550G High Quality, Heavy Duty Diecast Aluminium Box

    Easy to drill for switches and sockets etc.

    For housing & screening electronic circuits.

    IP54 rating. 

    External Dimensions: 222 x 146 x 51mm

    G116
    £14.35
  • 2SD2560

    2SD2560

    NPN TO218 Darlington 150V 15A 130W
    2SD2560
    £3.50
  • 4700uF 16V Low Impedance Radial Electrolytic Capacitor105 deg C

    4700uF 16V Low Impedance Radial Electrolytic Capacitor105 deg C

    Very Low Impedance, Long Life, Audio Electrolytics. High Ripple. 105 deg C 4700uF 16V 16 x 36mm

    4700Y16
    £0.90

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Geiger Muller Counter Tube. Original GEC tube. Made in England to UK Military Spec.

Operating voltage 1250v - 1450v

Each tube has a hand written test certificate with count rate compared to voltage and is given an ideal voltage rating.

Marked CV2138 (Government Military Marking)

Also known as GH4, GM4 and 5GH.

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