Manual/Programmable Step Attenuators
- Attenuation can be set up manually through front panel, or be controlled through rear panel GP-IB
- Maximum attenuation is up to 121dB
- Attenuation steeping is adjustable, minimum is 1dB
- Front panel shows the real-time attenuation; convenient for use
FUNCTIONS & FEATURES
81501
81524D/81525D
The unit is mm; there will be no notice if any change.
| Model | 81501 | 81524D | 81525D | |
| Frequency range | DC～18GHz | DC～18GHz | DC～18GHz | |
| Attenuation | 0～121dB/1dB step | 0～110dB/10dB step | 0～11dB/1dB step | |
| Straight insertion loss (dB Max) | 2.5dB DC～6GHz
5.0dB 6～18GHz |
2.22 | 2.22 | |
| SWR（Max） | 2.0 | 1.9 | 1.9 | |
| Switching time（Max） | 30ms | — | — | |
| Max input power | 1W（CW） | 1W（CW） | 1W（CW） | |
| Repeatability（Max） | 0.05dB | 0.05dB | 0.05dB | |
| Attenuation precision | DC～18GHz | ±4dB | ±4dB | ±0.9dB |
| 4200±10MHz | 0～30dB：±0.3dB | — | — | |
| 30～40dB：±0.3dB | — | — | ||
| 40～50dB：±0.4dB | — | — | ||
| 50～70dB：±0.5dB | — | — | ||
| 70～90dB：±0.6dB | — | — | ||
| Connector type | N（f） | N（f） | N（f） | |
| Power supply | AC 220V/50Hz | — | — | |
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