Key Features
- 10MHz Output
- Aging Rate：≤±3.0E-13/day
- short-term stability better than 8.0E-13
- 1PPS Discipline Function
- Low Phase Noise
Key Specifications
RF Output
| Parameter | Value | Note |
|---|---|---|
| Output Frequency | 10MHz | 3 ch sine wave output |
Output Power
| Parameter | Value | Note |
|---|---|---|
| 10±2dBm | Load Impedance 50Ω@10MHz |
Disciplining Frequency Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤±5E-13 | Disciplined 24 h | |
| ≤±1E-13 | Disciplined 3 daysor above，Ambient Temperature 20℃~30℃，RMS＜ 10ns |
Short-Term Stability
| Parameter | Value | Note |
|---|---|---|
| ≤8.0E-13/s | +25℃（Hadamard Variance Diff) |
Frequency Reproducibility
| Parameter | Value | Note |
|---|---|---|
| ≤±2E-11 | On-Off: 24H, 48H,24H,(25℃) | |
| Factory Accuracy | ≤±5E-11 | +25℃Test 24 h |
| Aging | ≤±3.0E-13/days | Disciplined 5 daysafter, Remove discipline |
Spurious
| Parameter | Value | Note |
|---|---|---|
| ≤-80dBc | 10MHz±1MHz within range |
Phase Noise
| Parameter | Value | Note |
|---|---|---|
| 1Hz | ≤-95dBc/Hz | |
| 10Hz | ≤-120dBc/Hz | |
| 100Hz | ≤-150dBc/Hz | |
| 1kHz | ≤-160dBc/Hz | |
| 10kHz | ≤-160dBc/Hz | |
| 100kHz | ≤-160dBc/Hz |
PPS Phase Shifting
| Parameter | Value | Note |
|---|---|---|
| Cable Delay Compensation | Phase Shift Accuracy | 5ns |
| Internal Phase Shift | Phase Shift Accuracy | 5ns |
1PPS Output
| Parameter | Value | Note |
|---|---|---|
| Rise Time | ≤2ns | 50ΩLoad |
Pulse Width
| Parameter | Value | Note |
|---|---|---|
| 500us-500ms | Default 100ms，Step12.5ns | |
| Level | ≥4.5V | 1MΩ/15pF Load |
PPS Disciplining
| Parameter | Value | Note |
|---|---|---|
| PPS Input | 3.3V-5.5V | LVTTL/TTL |
| Sync Lock Time | ≤24h |
Synchronization Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤20ns | Disciplined 24 hafter, continuous test 24 h |
Timekeeping Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤50ns | Disciplined 24 hafterEnter holdover |
Monitoring and Control
| Parameter | Value | Note |
|---|---|---|
| Frequency Modulation Accuracy | ≤1E-16 | Adj. Range: ±1.0E-9 |
Lock Time
| Parameter | Value | Note |
|---|---|---|
| ≤30min | +25℃ | |
| Status Monitoring | High Level Locked (5V），Low Level Unlocked(0V) | |
| Communication Monitoring | RS-232 | |
| Output Connector | SMA |
Power Supply
| Parameter | Value | Note |
|---|---|---|
| Input Voltage Range | 220V±10％ |
Environment
| Parameter | Value | Note |
|---|---|---|
| Operating Temperature | 0℃ ~+30℃ | |
| Storage Temperature | -55℃ - +85℃ | |
| Relative Humidity | ≤85%non-condensing | Operating Conditions |
Structure
| Parameter | Value | Note |
|---|---|---|
| External Dimensions | Standard 2U Chassis |