Keysight 8656A Signal Generator
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Keysight 8656A synthesized signal generator covering 100 kHz to 990 MHz with calibrated output from +13 to -127 dBm and AM/FM modulation via HP-IB interface.
Product details
| Model | 8656A |
| Manufacturer | Keysight |
| Category | RF & Microwave Signal Generators |
| Availability | Made to order |
Description
Overview
The Keysight 8656A is a synthesized signal generator providing RF signal generation from 100 kHz to 990 MHz. It delivers calibrated output levels from +13 to -127 dBm with 0.1 dB resolution and precise frequency generation. Both AM and FM modulation are supported with internal and external sources, and the instrument can be remotely programmed via the HP-IB interface.
Key Features
- Frequency range: 100 kHz to 990 MHz (extendable to 1.8 GHz with external doubler)
- Frequency resolution: 100 Hz or 250 Hz depending on carrier frequency
- Output level range: +13 to -127 dBm with 0.1 dB resolution
- AM and FM modulation with internal (400 Hz, 1 kHz) and external sources
- HP-IB (IEEE 488) interface for remote programmable control
- Electronic frequency tuning with 8-digit LED frequency display
- Optional 10 MHz crystal reference for improved accuracy and stability
Applications
- RF receiver testing and characterization
- Component performance verification
- Signal source for system testing
- Laboratory calibration and measurement
Specifications
| Frequency Range | 100 kHz to 990 MHz |
| Frequency Resolution | 100 Hz or 250 Hz |
| Output Level Range | +13 to -127 dBm |
| Output Level Resolution | 0.1 dB |
| Modulation Types | AM, FM |
| Internal Modulation Sources | 400 Hz, 1 kHz |
| Reference Oscillator | 50 MHz internal; 1, 5, 10 MHz external; optional 10 MHz crystal |
| Interface | HP-IB (IEEE 488) |
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Keysight 8656A Signal Generator
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