Keysight (Agilent)
Keysight (Agilent) 58503B
GPS Time & Frequency Reference Receiver
1 Hz to 1.5 GHz Frequency Range
8 parallel tracking channels GPS Receiver Channels
±1 × 10⁻¹² (24-hour average, referenced to GPS) Frequency Accuracy
10 MHz, 1 PPS (pulse per second) Output Frequency
±100 ns RMS referenced to UTC (USNO) Time Accuracy

| Attribute | Value |
|---|---|
| Frequency Range | 1 Hz to 1.5 GHz |
| GPS Receiver Channels | 8 parallel tracking channels |
| Frequency Accuracy | ±1 × 10⁻¹² (24-hour average, referenced to GPS) |
| Output Frequency | 10 MHz, 1 PPS (pulse per second) |
| Time Accuracy | ±100 ns RMS referenced to UTC (USNO) |
| Interface | GPIB (IEEE-488), RS-232 serial interface |
| Oscillator Type | Internal ovenized crystal oscillator (OCXO) |
| Power Requirements | 90–132 VAC / 195–250 VAC, 47–63 Hz, 40 W maximum |
| Operating Temperature | 0°C to 55°C |
| Dimensions (H × W × D) | 88.1 mm × 212.8 mm × 368.3 mm (2U half-rack) |
Keysight Technologies 58503B Options:
- 58503B - 001 - Front-Panel Display
- 58503B - AWQ - 24/48 Vdc Power
| Model | 58503B |
|---|
The Keysight (Agilent) 58503B GPS Time & Frequency Reference Receiver offers ultra-precise 10 MHz and 1 PPS outputs, with SmartClock technology and intelligent holdover mode maintaining frequency accuracy <1x10–10/day. Ideal for R&D, calibration, and manufacturing labs.
Supports AC and DC power input, delivers <1x10–12 frequency accuracy (locked), and <750 ps rms jitter. Accumulated time error is <8.6 µs over 24h unlocked operation.
Testwall can supply the used Keysight (Agilent) 58503B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 58503B.





