The Rohde & Schwarz SMA100A is a premium analog signal generator designed for development, production, and service environments. Operating from 9 kHz up to 6 GHz, it combines excellent signal purity with exceptionally fast setting times. It supports CW, AM, FM, Phase, and Pulse modulation, with available options for high-speed DDS frequency hopping and an independent low-jitter clock synthesizer.
Specifications
Frequency
| Parameter | Value |
|---|---|
| Minimum Frequency | 9 kHz |
| Maximum Frequency | 6 GHz |
| Frequency Resolution | 0.01 Hz |
| Frequency Setting Time | < 3 ms (across entire frequency range) |
| Frequency Options | 9 kHz to 3 GHz (Option SMA-B103) / 9 kHz to 6 GHz (Option SMA-B106) |
Output
| Parameter | Value |
|---|---|
| Maximum Output Power | +18 dBm (standard, typical up to 3 GHz) / +28 dBm (typical, with high power option) |
| Output Power Range | -120 dBm to +18 dBm (standard, configuration dependent); up to +28 dBm typical with high-power options |
| Phase Noise | typ. -135 dBc/Hz (at 1 GHz carrier, 20 kHz offset) |
Modulation
| Parameter | Value |
|---|---|
| Modulation | AM, FM, Phase (φM), Pulse, CW |
| Amplitude Modulation (AM) Depth | 0 % to 100 % |
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB, LAN, USB |
| Display | Graphical UI with signal flow block diagram |
| Recommended Calibration Interval | 3 years |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC, 50 Hz to 60 Hz; 100 V to 120 V AC, 400 Hz |
Level / Amplitude
| Parameter | Value |
|---|---|
| Electronic Attenuator | Built-in over entire frequency range |
| Overvoltage Protection | Built-in over entire frequency range |
Spectral Purity
| Parameter | Value |
|---|---|
| Non-harmonics / Spurious | typ. -100 dBc |
| Harmonics | <-30 dBc |
Pulse Modulation
| Parameter | Value |
|---|---|
| On/Off Ratio | > 80 dB |
| Rise/Fall Time | typ. 10 ns |
Internal Modulation Generator (LF)
| Parameter | Value |
|---|---|
| Frequency Range | Up to 1 MHz (standard), up to 10 MHz (with SMA-K24 multifunction option) |
Front & Rear Panel Interfaces
| Parameter | Value |
|---|---|
| Remote Control Interfaces (LAN/GPIB/USB) | LAN, GPIB, USB (Host/Device) |
| USB Host Ports | Provided for keyboard, mouse, memory stick |
Options & Enhancements
| Parameter | Value |
|---|---|
| Low-Jitter Clock Synthesizer Option | Up to 1.5 GHz differential clock signals (with R&S SMA-B29) |
Software & Control
| Parameter | Value |
|---|---|
| Command Set | Selectable SCPI- or 8662A/63A-compatible IEC/IEEE |
| Remote Operation Tool | VNC Supported |
Level Performance
| Parameter | Value |
|---|---|
| Level Resolution | 0.01 dB |
Inputs & Outputs
| Parameter | Value |
|---|---|
| RF Output Connector | N female |
| Reference Frequency Input | BNC female |
| Reference Frequency Output | BNC female (10 MHz) |
Environmental
| Parameter | Value |
|---|---|
| Operating Temperature Range | 0 °C to +55 °C |
| Storage Temperature Range | -40 °C to +71 °C |
Outputs
| Parameter | Value |
|---|---|
| Output Impedance | 50 Ω |
Compliance
| Parameter | Value |
|---|---|
| Safety Standards | IEC/EN 61010-1, UL 61010-1, CAN/CSA-C22.2 No. 61010-1 |
| EMC Compliance | EN 61326-1 (industrial environment), EN 55011 Class A |
Technology
Analog Signal Generation
Applications
RF and Microwave Test & Measurement, Component Testing, Receiver Testing, Production, Service