DC5004
The Tektronix DC5004 is a frequency counter plug-in for the TM5000 system. It is the TM5000 incarnation of the DC504A.
Key Specifications
| Frequency | DC (AC coupled: 10 Hz) to 100 MHz |
|---|---|
| Sensitivity | 20 mVRMS below 15 MHz, 35 mVRMS below 50 MHz, down to 175 mVRMS at 80 MHz |
| Input impedance | 1 MΩ // 20 pF |
| Trigger Level | ±1.5 V |
| Frequency Resolution | 5 digits (LED Display); kHz ranges: 0.1 Hz; 1 Hz and 10 Hz (7 digit resolution possible in overflow kHz position); MHz ranges: 100 Hz, 1 kHz (9 digit resolution possible in overflow kHz position) |
| Display Time | Variable ~0.1 s ... ~10 s and HOLD mode |
| Stability (standard timebase) | 10–5 (0°C to +50°C after 30 min warmup), drift <10–5 per month |
| Accuracy (standard timebase) | Adjustable to within 10–7 |
| Stability (Opt. 1) | 10–7 (0°C to +50°C after 30 min warmup), drift <10–7 per month |
| Accuracy (Opt. 1) | Adjustable to within 5×10–9 |
Pictures
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Description of DC5004 from 1989 Catalog
Components
Some Parts Used in the DC5004
| Part | Part Number(s) | Class | Description | Used in |
|---|---|---|---|---|
| ICM7226 | 156-1655-00 | Monolithic integrated circuit | 8-decade counter and 7-segment driver | DC504A • DC5004 |