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Output frequencies: 10MHz sine, 5MHz sine, 10µs wide 1 pps pulse
Amplitude: 0.5Vrms, ±10%
1 pps pulse amplitude: 2.5V into 50Ω, 5V into High-Z loads
Phase noise (SSB)
<–130 dBc/Hz (10Hz)
<–140 dBc/Hz (100Hz)
<–150 dBc/Hz (1 kHz)
<–155 dBc/Hz (10 kHz)
Spurious: <–100 dBc (100 kHz BW)
Harmonics: <–40 dBc
Accuracy at shipment: ±5×10^–11
Aging (after 30 days):
<5×10^–11 (monthly)
<5×10^–10 (yearly
5×10^–9 (20 years, typ.)
Short-term stability (Allan variance):
<2×10^–11 (1 s)
<1×10^–11 (10 s)
<2×10^–12 (100 s)
Holdover: 72 hour Stratum 1 level (1×10^–11)
Frequency retrace: ±5×10^–11 (72 hrs. off, then 72 hrs. on)
Settability: <5×10^–12
Trim range:
±2×10^–9 (0 to 5VDC)
±0.5 ppm (via RS-232)
Warm-up time:
<6 minutes (time to lock)
<7 minutes (time to 1×10^–9)
Environmental
Operating temperature: +10 °C to +40 °C
Temperature stability: ∆f/f < ±1×10–10 (+10 °C to +40 °C)
Storage temperature: –55 °C to +85 °C
Magnetic field: ∆f/f<2×10–10 (1Gauss field reversal)
Relative humidity: 95% (non-condensing)
General
AC power: 90 to 132VAC or 175 to 264VAC, 47 to 63Hz, 50W
Dimensions, weight: 8.5"×3.5"×13" (WHL), 9 lbs.
Option 03: Distribution amplifier (18 outputs)
