2010/12/07
| Morning | Clean Cu pieces |
|---|---|
| Afternoon | Install detector, electrical check |
| Pumping the Dewar all day and all last night |
| Detector arrangement | ||
|---|---|---|
| Det | Face | Sidecoax |
| G9 | 2 | 5 |
| Am-241 source facing G9 | ||
| Spacer | ||
| G8 | 6 | 1 |
| Tower | ||
| Tower resistance check | ||||
|---|---|---|---|---|
| Detector | G9 | |||
| side coax | 5 | date/who: | 2010-12-10 | HC&JZ |
| face | 2 | |||
| +lead | - lead | signal | typical | measured |
| 1 | 2 | QET A | 100 to 200 | 156 |
| 2 | 4 | QETA-B | 100 to 200 | 164 |
| 3 | 4 | QET B | 100 to 200 | 157 |
| 4 | 6 | QETB-C | 100 to 200 | 163 |
| 5 | 6 | QET C | 100 to 200 | 158 |
| 6 | 8 | QETC-D | 100 to 200 | 166 |
| 7 | 8 | QET D | 100 to 200 | 163 |
| 2 | 8 | QETA-D | 100 to 200 | 174 |
| chassis | 9 | LED1 Rforward | 8M to 9M | 12M |
| chassis | 10 | LED2 Rforward | 8M to 9M | 12M |
| chassis | 9 | LED1 Vforward | 1.0V to 1.1V | 1.06V |
| chassis | 10 | LED2 Vforward | 1.0V to 1.1V | 1.05V |
| 9 | chassis | LED1 Rreverse | <1nS | OK |
| 10 | chassis | LED2 Rreverse | <1nS | OK |
| 1 | 11 | Qo Rbias | 24nS to 26nS | 50MOhm |
| 12 | 11 | Qo C coupling | <1nS | OK |
| 12 | 13 | Qo Rfeedback | 24nS to 26nS | 50MOhm |
| 1 | 14 | Qi Rbias | 24nS to 26nS | 50MOhm |
| 15 | 14 | Qi C coupling | <1nS | OK |
| 15 | 16 | Qi Rfeedback | 24nS to 26nS | 50MOhm |
| Detector | G8 | |||
| side coax | 1 | date/who: | 2010-12-10 | HC&JZ |
| face | 6 | |||
| +lead | - lead | signal | typical | measured |
| 1 | 2 | QET A | 100 to 200 | 106 |
| 2 | 4 | QETA-B | 100 to 200 | 115 |
| 3 | 4 | QET B | 100 to 200 | 107 |
| 4 | 6 | QETB-C | 100 to 200 | 114 |
| 5 | 6 | QET C | 100 to 200 | 110 |
| 6 | 8 | QETC-D | 100 to 200 | 110 |
| 7 | 8 | QET D | 100 to 200 | 100 |
| 2 | 8 | QETA-D | 100 to 200 | 118 |
| chassis | 9 | LED1 Rforward | 8M to 9M | 12M |
| chassis | 10 | LED2 Rforward | 8M to 9M | 12M |
| chassis | 9 | LED1 Vforward | 1.0V to 1.1V | 1.05V |
| chassis | 10 | LED2 Vforward | 1.0V to 1.1V | 1.05V |
| 9 | chassis | LED1 Rreverse | <1nS | OK |
| 10 | chassis | LED2 Rreverse | <1nS | OK |
| 1 | 11 | Qo Rbias | 24nS to 26nS | 50MOhm |
| 12 | 11 | Qo C coupling | <1nS | OK |
| 12 | 13 | Qo Rfeedback | 24nS to 26nS | 49MOhm |
| 1 | 14 | Qi Rbias | 24nS to 26nS | 50MOhm |
| 15 | 14 | Qi C coupling | <1nS | OK |
| 15 | 16 | Qi Rfeedback | 24nS to 26nS | 49MOhm |