FFT SPECTRUM ANALYSERS

 SR785, SR780, SR770, SR760

 Dynamic Signal Analysers - FFT with Source

• DC to 102.4 kHz bandwidth
• 90 dB dynamic range
• Low-distortion synthesized source
• 145 dB dynamic range in swept-sine mode
• Order tracking
• 20 pole/zero curve fitting
• Real-time octave analysis
• Up to 32 Mbyte memory
• GIF, EPS, PCX, HP-GL graphics output
• GPIB and RS-232 interfaces

 SYNTHESIZED CLOCK GENERATOR  (NEW)

 CG635

 2 GHz low-jitter clock generator

• Clocks from 1 µHz to 2.05 GHz
• Random jitter <1 ps rms
• 16 digits of frequency resolution
• 80 ps rise and fall times
• CMOS, PECL, ECL, LVDS, RS-485 outputs
• Phase control and time modulation
• PRBS for eye-pattern testing (opt.)
• OCXO and rubidium timebase (opt.)

AUDIO FUNCTION GENERATOR

Ultra Low Distortion DS360

• 1 mHz to 200 kHz frequency range
• <-100 dBc distortion (to 20 kHz)
• Sine, square, white and pink noise
• 20 µVpp to 40 Vpp output range
• Linear and log frequency sweeps
• 25 ppm frequency accuracy
• SPDIF/EIAJ and AES-EBU outputs
• Balanced and unbalanced outputs
• RS-232 and GPIB interfaces

 ARBITRARY/FUNCTION GENERATORS

DS335, DS340, DS345

• 1uHz to 3MHz, 15MHz or 30MHz
• 1 µHz frequency resolution
• Sine, square, ramp, triangle and noise
• AM, FM, burst and phase modulation
• FSK modulation
• 16,300 point arbitrary waveforms (not 335)
• 10 Vpp into 50 W
• RS-232 and GPIB interfaces (opt.)

 TIME INTERVAL & FREQUENCY COUNTERS

 SR620 and SR625

• 25 ps single-shot time resolution
• 1.3 GHz frequency range (2GHz SR625)
• 11-digit frequency resolution (1 s)
• 0.001° phase resolution
• Statistical analysis & Allan variance
• Graphical output to XY scopes
• Hardcopy to printers and plotters
• GPIB and RS-232 interfaces
• Optional ovenised timebase
• Rubidium Timebase (SR625)

 RUBIDIUM FREQUENCY STANDARD

FS725

• 10 MHz and 5 MHz outputs
• 1 pps input and output for GPS synchronization
• 20 year aging less than 0.005 ppm
• Ultra-low phase noise (<-130 dBc/Hz at 10 Hz)
• Built-in distribution amplifiers (up to 22 outputs)
• RS-232 computer interface
• Two status alarm relays

 LCR METERS

SR720 and SR715

• 0.05 % basic accuracy (SR720), 0.2 % (SR715)
• 5-digit display of L, C, R and Q or D
• Test frequencies to 100 kHz (SR720)
• Up to 20 measurements per second
• Binning and limits for part sorting
• External capacitor bias up to 40 V
• RS-232 computer interface
• GPIB and Parts handler interfaces (opt.)

 DIGITAL DELAY & PULSE GENERATOR

DG535

• Four independent delay channels
• Two fully defined pulse channels
• 5 ps delay resolution
• 50 ps rms jitter
• Adjustable amplitude and offset
• Delays up to 1000 seconds
• 1 MHz maximum trigger rate
• Standard GPIB interface
• Optional ±32 V output

 HIGH VOLTAGE POWER SUPPLIES

PS300 Series

• 5 kV, 2.5 kV, 1.25 kV supplies
• 25 W output power
• 1 volt resolution
• 0.001 % regulation, 0.05 % accuracy
• Dual polarity
• Programmable limits and trips
• 0.0015 % ripple
• GPIB interface (opt.)

 SMALL INSTRUMENTATION MODULES  (NEW)

SIM Series

• Mainframe based modular instrumentation
• Voltage and current pre-amps
• Temperature monitors
• AC resistance bridge
• Voltage and frequency sources
• Quad digital voltmeter
• Four wire multiplexer
• Analogue PID controller
• Analogue limiter and filter
• Summing and scaling amplifiers