DC505
The Tektronix DC505 is a 225 MHz counter/timer plug-in for the TM500 system.
Key Specifications
Frequency range | 0 Hz (DC coupled) / 10 Hz (AC coupled) to 225 MHz |
---|---|
Sensitivity | 50 mVRMS to 150 MHz, 100 mVRMS to 225 MHz (sine) |
Resolution | 7 digits |
Gate time | 0.01 s to 10 s in decade steps |
Stability | Standard: 1×10−5; Opt.1: 5×10−7 (0°C to +50°C, after 30 min warm-up) |
Long-term drift | Standard: 1×10−5 per month; Opt.1: 5×10−7 per month |
Features |
|
Rear Interface
Connector Pin | Signal |
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27A | Internal Scan Clock Disable |
26B | Manual Start-Stop |
26A | /RESET |
25B,24B | Internal Scan Clock Out |
25A | Time Slot Zero |
23B | Overflow |
21B | BCD output 2 |
20B | BCD output 8 |
20A | BCD output 4 |
19A | BCD output 1 |
19B | Data Good |
14A | Ext Clock Input |
Data is output serially by digit,
Links
Pictures
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DC505
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DC505A