 |
Solutions for Time and Frequency Synchronization |
| Products | Support | Downloads | About Meinberg | Contact | Search |  |
| by Application | by Time Source | by Form Factor | Time Server | Product Archive | ||
 |
|
|
DCF77 Radio Clock - PCI/PCI-X Bus
 The PCI511 is a DCF77 radio clock for synchronization of computers with a PCI or PCI-X slot. It receives the longwave radio time signal from the DCF77 sender located near Frankfurt/Main, Germany.
Timecode Generator
 IRIG or AFNOR time code generator with various outputs MEINBERG: Quality Management System
|
Key Features
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Type of receiver: | Narrowband DCF77 quadrature receiver with automatic gain control, bandwidth: approx. 20Hz |
| Type of antenna: | Modified active ferrite antenna AW02 |
| Display: | 8 digits alphanumeric dot matrix display, digit size 5 mm |
| Cable type: | Coaxial cable RG58 indoor or outdoor usage (BNC-, N-Norm-connector) |
| Status info: | Indication of a DCF-signal with at least minimum field strength by 'Feld'-LED 'Syn.'-LED indicates the calculation of an insufficient correlation coefficient (strong interference or loss of reception) The 'Freil.'-LED indicates that the internal hardware clock is not synchronized by DCF77 |
| Synchronization time: | 2-3 minutes after correct DCF77 signal reception |
| Accuracy free run: | Accuracy in case of lost reception: ±1·10E-8 for one hour |
| Frequency outputs: | 77.5 kHz, 155 kHz, 310 kHz, 100 kHz, 1 MHz, 10 MHz standard frequencies, TTL-level DDS-frequency synthesizer with TTL, sine wave and open drain outputs, 1/3 Hz...9.999 MHz |
| Accuracy of frequency outputs: | Short term stability: ±5·10-9 (standard frequencies and synthesizer up to 10 kHz) ±2.35 mHz for synthesizer frequency > 10 kHz Holdover: ±1·10-8 for one hour |
| Pulse outputs: | High and low active pulses per second and per minute (TTL-level), pulse duration 200 msec |
| Accuracy of pulse outputs: | Time delay between two systems with max. distance of 50 km: typ. 20 µsec, max 50 µsec Time shift of successive pulses: max 1.5 µsec |
| Interface: | Two independent serial RS232-interfaces, menu configurable |
| Data format of interfaces: | Baudrate: 600, 1200, 2400, 9600 baud Framing: 7O2, 7N2, 7E1, 7E2, 8N1, 8N2, 8E1 Output string: 32 ASCII characters with date, time and status information |
| Dimensions of the front panel: | 12HP/3U (60mm x 128mm) |
| Electrical connectors: | 64-pin rear VG edge connector DIN 41612 SMB male connector |
| Power supply: | +5V DC |
| Power consumption: | 1.6 W |
| Backup battery type: | When main power supply fails, hardware clock runs free on quartz basis, life time of lithium battery min. 10 years |
| Firmware: | Flash-EPROM, bootstrap loader |
| Current consumption: | ca. 330 mA |
| Board type: | Eurocard |
| Board dimensions: | 160mm x 100mm , 1,5mm Epoxy |
| Ambient temperature: | 0 ... 50°C / 32 ... 122°F |
| Humidity: | Max. 85% |
| Scope of supply: | Scope of supply includes an active ferrite antenna AI01 and 5m of RG174 coaxial cable with BNC connectors. Optional: AW02 with RG58 and patch cord, other length of cable |
| Options: | OCXO version: Short term stability: ±1·10E-9 Holdover: ±2·10E-8 for one day |
Downloads
|
||
|
|
| [ Home | Products | Top ] |
|