NaI JD-766 Attenuation

Preliminary Measurements

Detector JD-766 on experimental table to measure background count rate to be used in attenuation measurements.

Run Number	Configuration	CF-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)
1	Unshielded detector at +800V, no discriminator or amplifier	No	49	60
2	Unshielded detector at +800V, no discriminator or amplifier	No	46	60
3	Unshielded detector at +800V, no discriminator or amplifier	No	46	60
4	Unshielded detector at +800V, no discriminator or amplifier	No	36	60
5	Unshielded detector at +800V, no discriminator or amplifier	No	46	60
6	Unshielded detector at +800V, no discriminator or amplifier	No	42	60
7	Unshielded detector at +800V, no discriminator or amplifier	No	45	60
8	Unshielded detector at +800V, no discriminator or amplifier	No	47	60
9	Unshielded detector at +800V, no discriminator or amplifier	No	54	60
10	Unshielded detector at +800V, no discriminator or amplifier	No	41	60

:{| border="2" style="text-align:center;" |cellpadding="20" cellspacing="1

|- | Run Number || Configuration || CF-252 Source || Counts || Run Time (Sec) || Count Rate (Hz) |- | 1 || Unshielded detector at +800V, no discriminator or amplifier || No || 49 || 60 || |- | 2 || Unshielded detector at +800V, no discriminator or amplifier || No || 46 || 60 || |- | 3 || Unshielded detector at +800V, no discriminator or amplifier || No || 46 || 60 || |- | 4 || Unshielded detector at +800V, no discriminator or amplifier || No || 36 || 60 || |- | 5 || Unshielded detector at +800V, no discriminator or amplifier || No || 46 || 60 || |- | 6 || Unshielded detector at +800V, no discriminator or amplifier || No || 42 || 60 || |- | 7 || Unshielded detector at +800V, no discriminator or amplifier || No || 45 || 60 || |- | 8 || Unshielded detector at +800V, no discriminator or amplifier || No || 47 || 60 || |- | 9 || Unshielded detector at +800V, no discriminator or amplifier || No || 54 || 60 || |- | 10 || Unshielded detector at +800V, no discriminator or amplifier || No || 41 || 60 || |- |}

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NaI_JD-766

NaI_Attenuation_Measurements