Видео с ютуба Ludlum Model 9-4

Model 9-4/9-4RF Ion Chamber Survey Meters | Ludlum Measurements

Model 9-4/9-4RF Ion Chamber Survey Meters | Ludlum Measurements
Ludlum Model 9 Ion Chamber

Ludlum Model 9 Ion Chamber
Обзор моделей 9-4 и 9-4RF

Обзор моделей 9-4 и 9-4RF
New Equipment: Demonstration of Ludlum Model 3 with 44-9 Probe and two Extremely Hot Radium sources.

New Equipment: Demonstration of Ludlum Model 3 with 44-9 Probe and two Extremely Hot Radium sources.
Ludlum Model 3 #9

Ludlum Model 3 #9
Ludlum model 9-3 power up

Ludlum model 9-3 power up
Polonium 210 & Ludlum Model 3 / 44-9GM

Polonium 210 & Ludlum Model 3 / 44-9GM
Ludlum model 3 with 44-9 detector demo

Ludlum model 3 with 44-9 detector demo
Ludlum Model 3 #3

Ludlum Model 3 #3
Ludlum Model 3003i and uraninite/schrockingerite

Ludlum Model 3003i and uraninite/schrockingerite
Finally got a new geiger counter, Ludlum Model 3 with a 44-9 Probe

Finally got a new geiger counter, Ludlum Model 3 with a 44-9 Probe
Ludlum Instruments Symphony Model 9-3 and 2363 in Gamma field with occasional neutrons.

Ludlum Instruments Symphony Model 9-3 and 2363 in Gamma field with occasional neutrons.
Model 9DP Pressurized Ion Chamber | Ludlum Measurements

Model 9DP Pressurized Ion Chamber | Ludlum Measurements
Ludlum 12s Unboxing + Comparison.

Ludlum 12s Unboxing + Comparison.
10 uCi of Radioactive CS-137 Vs. 4 Meters Ludlum model 3, 2403, 9-3, Minimonitor II Geiger Counter

10 uCi of Radioactive CS-137 Vs. 4 Meters Ludlum model 3, 2403, 9-3, Minimonitor II Geiger Counter
Ludlum Model 9-3 Ion Chamber Survey Meter check with uranium rock

Ludlum Model 9-3 Ion Chamber Survey Meter check with uranium rock