Thank you for joining us at the STAC Conference!
We’re excited to offer you an exclusive upgrade—turn your limited-edition STAC Open Time Business Card into a fully functional PTP grandmaster clock. This is your chance to unlock professional-grade precision at an unbeatable at-cost price.
Don’t miss this opportunity to take your timing setup to the next level!
What are the differences between bundles?
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Bundle 1
Get Now- 1 x Timebeat Preconfigured Grandmaster Clock Raspberry Pi CM4
- 1 x Essential Antenna ( L1 & L5)
- 1 x Riser Board
- 2 x U.Fl to SMA cables
- 1 x Raspberry Pi CM4 IO Board
- 1 x 24W Power Adapter
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Bundle 2
Get Now- 1 x Timebeat Preconfigured Grandmaster Clock Raspberry Pi CM4
- 1 x Essential Antenna ( L1 & L5)
- 1 x Riser Board
- 2 x U.Fl to SMA cables
- 1 x Timebeat Open Timecard Mini PCIe IO Baseboard
- 1 x Timebeat Open Timecard Mini Short Bracket
Get the bundle for your STAC Open Time Business Card PTP Grandmaster Clock

Regular price
£81.30
Regular price
£320.00
Sale price
£81.30
General Specification
- U-blox F10 dual-band receiver
- GPS / QZSS L1C/A (1575.42 MHz), L5 (1176.450 MHz) Galileo E1-B/C (1575.42 MHz), E5a (1176.450 MHz) BeiDou B1C (1575.42 MHz), B2a (1176.450 MHz) NavIC SPS-L5 (1176.450 MHz)
- Timing Accuracy : 30ns-60ns (typical)
- Time-to-First-Fix (TTFF):
- Cold Start: 28 seconds
- Reacquisition: 1 seconds