Keysight (Agilent) E8257D
| Attribute | Value |
|---|---|
| Frequency Range | 100 kHz to 20 GHz |
| Frequency Resolution | 0.001 Hz |
| Switching Speed | < 11 ms (typ.) |
| Timebase Aging | 10 MHz, ±3 × 10⁻⁸ per year |
| Interfaces | GPIB, LAN, RS-232 |
| Output Power | -20 to +15 dBm; up to +28 dBm (depending on configuration) |
| SSB Phase Noise | -130 dBc/Hz at 1 GHz, 20 kHz offset (spec.) |
| Modulation | AM, FM, ΦM, pulse (depending on configuration) |
| Level Accuracy | ±0.6 dB at 250 kHz to 2 GHz, ±0.8 dB at 2 to 20 GHz (spec.) |
| Harmonics | < -55 dBc at 2 to 20 GHz (spec.) |
| Non-Harmonics | < -80 dBc at 250 MHz to 1 GHz, > 3 kHz offset (spec.) |
| Sweep Modes | step sweep, list mode, ramp sweep, power sweep |
| RF Output Connector | 3.5 mm male or Type-N female; 2.4 mm male; 1.85 mm male (depending on configuration) |
| Dimensions | 426 × 178 × 515 mm |
| Weight | < 22 kg |
Available configurations
| Model | Frequency range | Configuration |
| E8257D-513 | 100 kHz to 13 GHz | Analog signal generator |
| E8257D-520 | 100 kHz to 20 GHz | Analog signal generator |
| E8257D-521 | 10 MHz to 20 GHz | Analog signal generator |
| E8257D-532 | 100 kHz to 31.8 GHz | Analog signal generator |
| E8257D-540 | 100 kHz to 40 GHz | Analog signal generator |
| E8257D-550 | 100 kHz to 50 GHz | Analog signal generator |
| E8257D-567 | 100 kHz to 67 GHz | Analog signal generator |
Keysight (Agilent) E8257D-520 Options:
Options available for the Keysight (Agilent) PSG analog signal generator (E8257D). Installed options vary from unit to unit – ask us for the exact configuration of the instrument you are interested in.
- E8257D - UNT - AM, FM and phase modulation
- E8257D - UNU - Pulse modulation
- E8257D - UNW - Narrow pulse modulation
- E8257D - 007 - Analog ramp sweep
- E8257D - 1E1 - Step attenuator
- E8257D - 1EA - High output power
- E8257D - 1ED - Type-N (f) RF output connector
- E8257D - 1EH - Improved harmonics below 2 GHz
- E8257D - 1EM - RF output moved to rear panel
- E8257D - UNX - Ultra-low phase noise
- E8257D - UNY - Enhanced ultra-low phase noise
- E8257D - 1CM - Rack mount kit
- E8257D - 1CN - Front handle kit
- E8257D - 1CP - Rack mount kit with handles
The Keysight (Agilent) E8257D-520 is a high-performance PSG microwave analog signal generator with a frequency range from 250 kHz to 20 GHz. It delivers exceptional signal integrity, fine frequency resolution down to 1 mHz, and powerful output from –20 dBm to +23 dBm. Its low phase noise and diverse modulation capabilities, including AM, FM, PM, pulse, digital, and QAM, make it indispensable for complex RF testing.
Suited for RF/microwave component and receiver validation, the E8257D-520 supports rapid switching and optional ramp sweeps, ensuring precise performance in broadband wireless, radar, and satellite applications.
Testwall can supply the used Keysight (Agilent) E8257D-520, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) E8257D-520.
Options and configurations
- Frequency Range: 100 kHz to 20 GHz (Opt. 520)
- Output Power: -20 to +15 dBm (Opt. 513/520), +11 dBm (Opt. 532/540), +5 dBm (Opt. 550/567); up to +21 dBm with Opt. 1EU; up to +28 dBm (Opt. 521); -135 dBm with Opt. 1E1
- SSB Phase Noise: -130 dBc/Hz at 1 GHz, 20 kHz offset (spec.); -138 dBc/Hz at 1 GHz, 10 kHz offset with Opt. UNY (spec.)
- Modulation: AM, FM, ΦM (Opt. UNT), pulse (Opt. UNU/UNW)
- Sweep Modes: step sweep, list mode, ramp sweep (Opt. 007), power sweep
- RF Output Connector: 3.5 mm male or Type-N female (Opt. 1ED) (Opt. 513/520/521); 2.4 mm male (Opt. 532/540/550); 1.85 mm male (Opt. 567)
