The Model 43-44 is a 50 cm▓ air proportional alpha detector for alpha survey.

PART NUMBER:47-1169

INDICATED USE: Alpha survey
WORKING ENVIRONMENT: Splashproof shields and desiccant vented chamber for outdoor use
WINDOW: 0.4 mg/cm▓ aluminized mylar
WINDOW AREA:
Active - 76 cm▓
Open - 50 cm▓
EFFICIENCY(4pi geometry): Typically 8%- Pu-239
COMPATIBLE INSTRUMENTS: Models 12, 16, 18, 2000,2200, 2221, 2241, 2350
OPERATING VOLTAGE: Altitude sensitive
Sea level - 2050 volts
2000 feet - 2000 volts
5000 feet - 1925 volts
7000 feet - 1875 volts
COUNTER THRESHOLD SETTING: 2 mV
CONNECTOR: Series "C"(others available )
CONSTRUCTION: Anodized aluminum body with aluminum screen (65% open)
TEMPERATURE RANGE: -4░ F(-20░ C) to 122░ F(50░ C)
May be certified for operation from -40░ F(-40░ C) to 150░ F(65░ C)
SIZE: 4" (10.2 cm)H X 2.5" (6.4 cm)W X 9" (22.9 cm)L
WEIGHT: 1 lb (0.5kg)

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