led counter for sale, brand-new and used.

New CA1641

New In Opened Box - GW Instek GFG-8020H Function Generator with 4 Digits LED Display, TTL/CMOS Output, 0.2Hz to 2MHz Frequency Range FREE UPS GROUND SHIPPING! I will ship

This item has been opened, however it has not been used. Comes in original packaging! Description and features via the manufacturer - Description: The GFG-8020H Function Generator delivers one of the most economic and feature-rich solutions available in the 2MHz frequency range.

Features Hand-Held and battery operated100kHz to 2900MHz measurement range (2060MHz for 3201)125 Ch/sec scan rate (12.5 Ch/sec for 3201)Built-in 2.9GHz frequency counter (2GHz for 3201)High sensitivity (-117 dBm max)Detects Wide band and Narrow band FM, AM and Single SidebandSignalsPhase lock loop for precise frequency tuning

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The Hydrolevel VXT steam boiler water feeder offers the homeowner the convenience of maintaining a safe water line in the boiler — automatically. In addition to this added convenience, The VXT is the first automatic steam boiler water feeder designed to monitor the amount of water added to a steam boiler. The addition of make-up water raises the oxygen level in a boiler and accumulates lime and other mineral deposits.

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LED Black Emergency Exit Light Sign Fixture A simple, efficient and secure exit sign. Works on either 120 or 277 VAC. Faceplate includes knock-out left/right arrows and is 1 or 2 sided.

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Order Now Latest model: GMC-320 Plus We do first order first ship. Radiation level detection for: Living background, Food, Water, Building Materials, Systemic Radioactive Therapy monitoring, and more. We are now experiencing Fukushima radioactive plume.

IMI Inspector Alert™ V2 Handheld Radiation Monitor instrument

Images SI Inc's Analog Meter Geiger Counters are useful for detecting and measuring radioactivity and performing nuclear experiments. The

Images Scientific Instruments Inc.'s GCA-01A Analog Geiger Counter. GCA-01A Analog Geiger Counter Features Detects: Beta, Gamma and X-Rays. Beta radiation above 36 KeV, X-Rays above 36 KeV, Gamma radiation above 7 Ke Digital Output Port

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