| Height | 3.5 in. |
| Width | 17 in (19 in with furnished rack mount adapters). |
| Depth | 11.68 in behind the rack panel, 13.75 in overall. |
| Weight | 20 lbs 12 oz. |
| Output terminals | 5 MHz, 1 MHz and 100 kHz front and rear BNC type. Clock and external electrical tuning, rear BNC type. |
| Input voltage | 115/230 Vac ±10 percent, 48 Hz to 420 Hz. 17 Vdc to 35 Vdc negative ground. 12 W maximum. |
| Standby | Internal NiCad battery pack provides ten hours of standby power at 25° C. |
| Battery recharge | 14 to 16 hours. |
| Output frequency | 5 MHz, 1 MHz, 100 kHz and 1 MHz clock drive sinusoidal. |
| Output voltage | ≥ 1 Vrms into 50 ohms, clock drive ≥ 0.5 Vrms into 1 kilohm. |
| Alarm output | Contact closure on primary failure. Contacts rated 5A 120 Vac. |
| Frequency Adjustments: Fine Adjustments |
≥ 90 x 10-9 with digital dial having 5000 divisions. |
| Coarse Adjustments | ≥ 300 x 10-9. |
| External Adjustments | ≥ 5 x 10-8 with 5 Vdc to -5 Vdc applied. |
| Long term stability | ≤ 5 x 10-10 after 24 hours, 1 x 10-10 / day after 30 days. Ultimate drift is typically 5 x 10-11 / day after 90 days. |
| Medium term stability | ≤ 1 x 10-11 rms for a 120 second averaging time. |
| Short term stability | ≤ 5 x 10-12 rms for a 1 second averaging time. |
| Retrace | ≤ 1 x 10-9 after 2 hours warm-up following a 24 hour off-time. |
| Ambient | ≤ ± 2 x 10-9 from -10° C to 50° C. |
| Load | ≤ ± 1 x 10-11 for open, 50 ohm load. |
| Supply | ≤ ± 5 x 10-11 for 17 Vdc to 35 Vdc or 114/230 Vac ±10 percent. |
| Harmonic distortion | 5 MHz, 1 MHz, 100 kHz down more than 40 dB from rated output. |
| Non-harmonically related outputs | 5 MHz, 1 MHz, 100 kHz down more than 80 dB from rated output. |
| Storage temperature | -55° C to 75° C without batteries. -40° C to 50° C with batteries. |
| Operating temperature | -40° C to 50° C (batteries cannot be charged below -17° C). |
| Humidity | 0 to 95 percent. |
/tvb