• Radiation Alert® CDV700 Replacement Probe

    Update your CDV700 Civil Defense Geiger Counter with the CDV700-RP and add alpha detection.

CDV700 Replacement Probe - Discontinued / Civil Defense Meter Upgrade - a ß y x

CDV700 Replacement Probe

The CDV-700RP probe is specifically designed to easily replace the existing beta/gamma probe adding an alpha window to the CDV-700 survey meter and deliver greater sensitivity. The grip on the probe is adjustable to allow for the perfect fit to Victoreen or Lionel meters. Just unplug the existing probe and plug in the CDV-700RP. (For use with CDV-700 meters only). CDV700RP Quick Specs PDF


Type - GM tube with thin mica window. Effective Diameter: 1.75 inches (45 mm). Window Thickness: 1.4-2.0 mg/cm2


Gamma - 3600 CPM/mR/hr; beta - C-14 10%, S-90/Y-90 35%

Probe construction

Anodized aluminum housing. Size - Approx. length: 22.2 cm (8.75 in.) Dia.: 7.0 cm (2.75 in.). Connector - To match either Victoreen or Lionel CDV-700 meters. Handle - adjustable Black vinyl grip.

Operating Voltage

850 - 1000 volts - 900 volts optimum

Temperature Range

-25°C to 50°C (-13°F to 122°F)

Humidity Range

0 - 90% Relative Humidity


Approx. 328 grams (11.5 oz.) without cable.


Protective cap for the detector.


One year limited warranty


Operation Manual

Frequently Asked Questions about The CDV700 Replacement Probe

How is the CDV-700 replacement probe different from the probe that is already on the CDV-700?

The CDV-700RP adds alpha detection to the detectors capabilities.

Quick Start Video Guide (not available)

Accessories / None

Similar Radiation Alert Detectors, Geiger Counter, and Survey Meters

  • Ranger Ruggedized Geiger Counter Radiation Survey Meter
  • Monitor 200 Geiger Counter Survey Meter
  • Ranger EXP External Probe Geiger Counter Radiation Survey Meter