SMIQ03B

The Rohde & Schwarz SMIQ03B is a precision vector signal generator operating from 300 kHz to 3.3 GHz. Part of the SMIQ family, it features a built-in standard I/Q modulator, extremely fast frequency hopping, and comprehensive analog and digital modulation capabilities. It is expressly designed to meet the rigorous demands of development, type-approval testing, and production for digital mobile radio and advanced communication systems.

RF and Microwave Signal Generation Wireless Communications

Specifications

Frequency

Parameter	Value
Minimum Frequency	300 kHz
Maximum Frequency	3.3 GHz
Frequency Resolution	0.1 Hz

Output

Parameter	Value
Output Power Range	-144 dBm to +13 dBm (typical overrange to +16 dBm)

General

Parameter	Value
Reference Oscillator	Standard aging < 1 × 10^-6/year; OCXO (Option B1) < 1 × 10^-9/day
Interfaces	IEEE-488.2 (GPIB), RS-232
Display	High-contrast LCD

Physical

Parameter	Value
Power Supply	100 V to 120 V / 220 V to 240 V AC, 50 Hz to 400 Hz
Dimensions (W×H×D)	435 x 192 x 460 mm

Level/Amplitude Characteristics

Parameter	Value
Output Impedance	50 Ω

I/Q Modulation (Vector)

Parameter	Value
I/Q Modulator	Standard

Connectivity & Interfaces

Parameter	Value
RF Output Connector	N (female)

RF Output

Parameter	Value
Max. Reverse Power	50 W

Analog Modulation

Parameter	Value
AM Depth Range	0 to 100%
Pulse Modulation On/Off Ratio	> 80 dB
Pulse Modulation Rise/Fall Time	< 20 ns (typ. 10 ns)

Vector Modulation

Parameter	Value
I/Q Baseband Input Bandwidth	DC to 30 MHz

Compliance

Parameter	Value
Safety Compliance	EN 61010-1

Reference Frequency

Parameter	Value
External Reference Input Frequencies	1 MHz, 2 MHz, 5 MHz, 10 MHz
Internal Reference Output Frequency	10 MHz

Internal Modulation Generator

Parameter	Value
Internal LF Generator Frequency Range	0.1 Hz to 500 kHz

Technology

Vector Signal Generator

Applications

Development, type-approval testing, and production of analog and digital communication equipment