Notes
- TOMCO serial number 6167
- unit built for 12 MHz, contains input BPF before splitter
- power supply DIN rail re-mounted slightly towards chassis front because of clearance problem with rear panel connectors
- shipped to UABC (Durazo)
Power Supply Measurements
AC voltage setting: 115v
DC voltage (V): 24.0
W/ +2 dBmAmmeter reading (A): 1.1
UPS power load w/ 2dBm input(W): how do you get that to display, again?
Signal Measurements
- RF power meter: Mini Circuits PWR-SEN-6G+ USB power sensor
- with +2.02 dBm signal injected before LPF, measured +1.72 at output connector
- internal attenuator set at 0 dBm
- power meter 50 dBm offset applied for measurements at Tomco output and rear panel connectors
| Location | Meter Power (dBm) | Rabbit Reading (dBm) | Comments | |
|---|
| IN connector | +2.02 | +0.8 | |
| FWD connector | +46.21 | +46.1 | |
| RFL connector | +17.56 | +16.8 | |
| OUT connector | +46.15 | x | |
Temperature Measurements
- temperature meter: DM6802B Digital Thermometer
| Location | Meter Reading (deg C) | Rabbit Reading (deg C) | Comments | |
|---|
| BTC | | 35.9 | not sure where to put meter probe |
| MCI | 30 | 22.7 | |
| AMB | | 24 | thermistor not available |
Spectrum Analyzer Images
Input Signal
At FWD connector
At RFL connector
At OUT connector
