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| Rubidium Audio Clock | PERF10 ... from $3495 |
| PERF10 — 10 MHz rubidium audio clock | |
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PERF10 Rubidium Atomic Clock
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| Perfection is a high standard - but your studio clocks deserve nothing less. That's why we designed the PERF10, to offer audio professionals and demanding audiophiles a frequency reference of staggering accuracy and unmatched stability. |
| Related Products > FS725 Rubidium Standard > SR1 Audio Analyzer > PRS10 Rubidium Clock |
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PERF10 Rubidium Audio Clock
Perfection is a high standard - but your studio clocks deserve
nothing less. That's why we designed the PERF10, to offer audio
professionals and demanding audiophiles a frequency reference of
staggering accuracy and unmatched stability.
Up until now, atomic clocks marketed for audio use have been designed
around commercial off-the-shelf rubidium clocks designed for the
communications market-not audio. And while these rubidium clocks
may have good long-term stability, they were never designed to provide
low short-term jitter.
The PERF10 is built around Stanford Research Systems' own PRS10
rubidium oscillator. By designing and building the oscillators ourselves,
we're able to craft an instrument perfectly matched to the demanding
requirements of audio master clocks. Starting with an oven stabilized,
3rd overtone, varactor tuned, SC-cut crystal oscillator, the PERF10
offers both the accuracy and stability associated with rubidium
clocks and unmatched jitter performance - 30 dB better phase noise
at 10 Hz off carrier than a competing "Swiss-made" rubidium
clock.
And because we don't have to buy our oscillators from an outside
source, we can offer you perfection - at an affordable price.
PERF10 has eight 10 MHz, 75 Ω outputs compatible with all master clocks
that accept a 10 MHz reference input.
Option 01 allows the unit to be powered from an external 12 VDC
power source. When equipped with Option 01 PERF10 can be powered
solely from an 12 VDC source, or the DC and AC power sources can
be connected simultaneously with the DC supply providing an automatically
switched redundant power source in the event of an AC failure.
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| PERF10 Rubidium Audio Clock | |
| Rubidium Oscillator | |
| Accuracy at shipment | ±0.05 ppb ( ±5 × 10-11) |
| Aging (after 30 days) | <5 × 10-11 (monthly) <5 × 10-10 (yearly) 5 × 10-9 (20 years, typ.) |
| Spurious harmonics | <-60 dBc |
| Phase noise (SSB) | <-130 dBc/Hz (10 Hz) <-140 dBc/Hz (100 Hz) <-150 dBc/Hz (1 kHz) <-155 dBc/Hz (10 kHz) |
| Short term stability (Allan variance) |
<2 × 10-11 (1 s) <1 × 10-11 (10 s) <2 × 10-12 (100 s) |
| Warm-up time | <6 minutes (time to lock) |
| Outputs | |
| Number of outputs | 8 BNC (rear panel) |
| Output impedance | 75 Ω |
| Output amplitude | 1 Vpp (terminated in 75 Ω) |
| Environmental | |
| Operating temperature | +10 °C to +40 °C |
| Storage temperature | -55 °C to +85 °C |
| Relative humidity | 95 % (non-condensing) |
| General | |
| AC power | 90 to 132 VAC or 175 to 264 VAC, 47 to 63 Hz, 50 watts |
| DC power | 12 VDC, 54 watts (When equipped with Option 01) |
| Dimensions | 19" × 3.5" × 10.125" (WHL) |
| Weight | 8 lbs. |
| Warranty | One year parts and labor on defects in materials and workmanship |
| Dimensions | 3.75" × 3.75" × 11" (WHL) (9.5 cm × 9.5 cm × 27.9 cm ) |
| Weight | 7.5 lbs., 3.4 kg |
| Warranty | Cartridge is warranted to maintain at least 70 % of its energy for twenty million pulses or one year, whichever occurs first. |