• Complete audio measurement system
  
• Covers 20 Hz to 100 KHz
  
• Very low distortion signal source
  
• True RMS levels on all measurements
• Balanced and unbalanced inputs and outputs
  
• Delivered fully calibrated with report
  
• 6 month unconditional warranty

• 500 MHz bandwidth, 700 ps risetime
• 2 GSa/s 2 channels, 1 GSa/s 4 channels
  
• 4 channels 1mV/div to 10V/div
• 50,000 samples/channel memory expansion
• DPO Display Density of up to 100M points/sec
  
• 8 Bits vertical resolution, 11 bits with averaging, 13 bits with Hi-res
  
• 29 Automatic measurements
• 1% Vertical accuracy
  
• Timebase 500 ps/div to 10 s/div
  
• GPIB, RS232, VGA, and Centronics ports
  
• Calibrated with 6 month warranty

• 500 MHz bandwidth, 700 ps risetime
• 1GS/sec maximum sample rate
• 32K storage per channel
  
• 2 channels 1mV/div to 5V/div
  
• Numerous measurement modes
• Timebase 500 ps/div to 5 s/div
  
• Horizontal pan and zoom
  
• FFT option fitted
• 3.5 inch drive fitted
  
• Calibrated with 6 month warranty

• 300 MHz bandwidth & 2 channels
  
• 500 MS/s sample rate on both channels simultaneously
• 1 Meg/50 ohm inputs
  
• Auto setup and multiple measurement modes
  
• Cursor measurement functions
  
• Calibrated with 6 month warranty

• 500 MHz bandwidth, 700 ps risetime
  
• 4 identical channels 1mV/div to 5V/div
  
• Numerous measurement modes
• Timebase 200 ps/div to 5 s/div
  
• Dual timebase window
• Calibrated with 6 month warranty

• DC accuracy 0.0035% (1 year)
• 100mVAC - 750VAC true RMS
• 3Hz - 300KHz frequency measurement
  
• Continuity and diode test
• Front and rear measurement terminals
  
• Built-in math operations
• Bright fluorescent display
  
• Refurbished and calibrated
• 6 month warranty

• 60 MHz bandwidth
• 2mV -10V/div vertical sensitivity
• Dual trace with delay
• Refurbished and fully calibrated
• 6 months warranty

• 400 MHz bandwidth & 4 channels
  
• Hi-resolution counter option fitted
• Word recogniser option.
• Full-function DMM built in.
• Numerous automatic measurement functions built in.
• Near mint condition.
• Fully calibrated with 6 month warranty

• 50MHz, 8 digit counter
• 2 resolution modes
• 0.1Hz max resolution
• Battery and mains operated.
  

• 2 channels 2mV/div to 5V/div
• 100MS/s simultaneously on both channels
• Horizontal 5 sec/div to 5ns/div sweep speeds
• 4K sample buffer
• Peak, Average, Envelope modes
• Cursors to measure voltage, period, delay, and frequency.
• Waveform save/restore
• Supplied with User Manual on CD
• Fully refurbished, calibrated and with 6 months full warranty
• 2 new 100MHz X1,X10 probes available for $45 extra

• DC accuracy 0.0035% (1 year)
• 100mVAC - 750VAC true RMS
• 3Hz - 300KHz frequency measurement
  
• Continuity and diode test
• Front and rear measurement terminals
  
• Built-in math operations
• Bright fluorescent display
  
• Refurbished and calibrated
• 6 month warranty

• 5.5 digit resolution
• True RMS AC measurement
• 4 Wire ohms
• Front and rear terminals
  
• 0.006% DC accuracy (1 year)
• Refurbished and calibrated
• 6 month warranty

• 4 Input channels
• 2mV to 5V per division vertical for channels 1, 2
• 0.5V and 0.1V for channels 3, 4
  
• On-screen parameter display
• Smart cursors for measuring voltage, frequency, and time
• Refurbished and calibrated
• 6 month full warranty
• Late model, very good condition
  
• Supplied with Service Manual on CD
• 2 new 100MHz X1,X10 probes for $45 extra

• Sine and Square wave output
• 0.1Hz to 111KHz range
• Sine output level -0.5dB+0.2dB (10Hz-100KHz)
• Sine distortion <0.006% (1KHz)
• Meter accuracy +-1%
• Calibrated with 6 months full  warranty

Heathkit IT-1121 Curve Tracer

• Measure bipolar transistors, FET, diodes, SCR, Triac, UJT devices
  
• Dual inputs for matching/comparisons
• 2 Sweep ranges, 0-40V and 0-220V
• Current steps from 2uA to 10mA/step
• Voltage steps from 0.05V/step to 1V/step
• Adjustable horizontal and vertical outputs
• Refurbished and calibrated
• 6 months full warranty
  

Tektronix PS281 Power Supply

• 0-30V output
• 0-3 Amps
• Constant voltage mode
• Constant current mode
• Fine and coarse adjustment controls
• 3.5 digit display
• Can be slaved to other power supplies
• Very compact unit but with generous heatsinking and large transformer
• Refurbished with 6 months warranty
• Excellent cosmetic condition
  

• 0 - 50 VDC and 0 - 2 Amps
• CV and CC modes
• Convenient current set button
• Remote sense inputs
• Refurbished with 6 months warranty

Dual Output Power Supply

• 2 x 30V 3 Amp regulated supplies
• Independant or tracking modes
• Constant voltage and constant current
• 0 - 60V at 3 Amps or
• 0 - 30 V at 3 Amps
• Refurbished with 6 month warranty

Tektronix 2445 150MHz Oscilloscope

• 4 input channels
• 2mV to 5V per division
  
• On-screen display of vertical, horizontal and trigger levels
  
• Smart cursors for measuring voltage, period, frequency, and time.
• 1Meg and 50 ohm inputs
• Calibrated and refurbished
• 6 month warranty
• Supplied with operating and service manuals on CD

Tektronix 2236 100MHz Oscilloscope
with Frequency Counter and DMM

• 2 channels with 100MHz bandwidth
• 2mV to 5V/div vertical
• 0.5s/div to 2ns/div sweep
• Dual timebase with delay
• Built-in frequency counter
• Built-in DMM measures DC volts, AC RMS volts, ohms, diode check, temp.
• Supplied with service manual on CD
• Refurbished with 6 months full warranty

Product Images
Specs

SOLD

Tektronix TDS520 Digital Oscilloscope

• 500MHz bandwidth
• 500MS/s max sampling rate
  
• 1mV to 10V/division vertical sensitivity
• 500ps/div to 10s/div horizontal
• Numerous automatic and snapshot measurements
  
• 500 to 15000 point digitizer
  
• Refurbished and calibrated
• 6 months warranty
• Operator and service manuals on CD

Tektronix 2246 1Y 100MHz Oscilloscope

• 4 channels

• 2 main 2mV/div to 5V/div

• 2 auxiliary 0.1V/div and 0.5V/div

• 0.5s/div to 500ps/div sweep speeds

• Dual timebase with delay

• On screen display of  horizontal and vertical settings

• Smart cursors to measure voltage, time, and frequency

• Fully refurbished and in immaculate condition

• Calibrated with 6 month warranty

Product Images

SOLD

Tektronix 2465 300MHz Oscilloscope

• 4 Channels,

• 2 main 2mV/div to 5V/div

• 2 auxiliary 0.1V/div and 0.5V/div

• 0.5s/div to 500ps/div sweep

• Dual sweep with delay

• On-screen display of horizontal and vertical settings

• Smart cursors to measure voltage, time  and frequency

• Compact unit with very quiet fan

• Accessory pouch, user manual on CD and power cord

• Refurbished, calibrated with warranty

Product photo's

MORE AVAILABLE SOON

Tektronix 2213A

60MHz 2 Channel Oscilloscope

Better than 80MHz bandwidth with excellent pulse response.
2mV to 5V / div vertical
Calibrated sweep with delay
XY mode.
Lightweight and very  portable.
Supplied with new power cord and original service manual
Refurbished, in immaculate condition
Calibrated with Warranty
2 new X1 and X10 100MHz probes supplied for $39

Specifications

Images

SOLD

Heathkit IT121 Transistor / FET Tester

Test semiconductors in-circuit or out-of-circuit
Test bipolar transistors, diodes, FET's, SCR's, triacs, UJT's
Large meter displays transconductance and leakage directly
Measures DC beta from 1 to 5000 at collector currents from  1mA to 1A.
Gm 0 to 50000umhos
Iceo, Icbes, Icbo, Idss, Igss

Supplied with User Manual on CD and 2 new D cells
Fully refurbished and calibrated with warranty

Product Photo's

SOLD
More available soon

HP 5385A Frequency Counter

10Hz - 100MHz and
90MHz - 1000MHz inputs
9 digits per second resolution
Oven oscillator option 004 fitted
Extremely stable output
Drift <0.002ppm over 14 days
Dual-slope eliminates +-1 count error
Fused 50 ohm input on channel B
Manual and Automatic trigger
Variable attenuator
HP-IB output

Calibrated with Warranty

Product Photo's

SOLD

HP 5334B Universal Frequency Counter
1.3GHz

• 2 matched channels 10Hz - 100MHz

• C channel measures to 1300MHz

• Measures frequency, period, amplitude, rise/fall time, pulse width, delay, totalize and many other.

• Variable gate time.

• Math functions.

• HP-IB output

• Supplied with power cord and manual on CD

• Calibrated with warranty.

Product Photo's

SOLD

HP 3400A Wideband RMS Voltmeter

• 10Hz to greater than 10MHz Range
• 1mV - 300V full scale ranges
• 10 : 1 Crest factor
• DC output
• 6 months warranty
  
• Excellent condition, refurbished and calibrated
• Supplied with new power cord, and manual on CD

Images

$310

SOLD

Tektronix 2235A 2 Channel 100MHz

2mV - 5V / div vertical
0.5s - 5ns /div sweep speeds
Dual timebase with calibrated delay
New power cord and service manual CD supplied
Calibrated with warranty
Lightweight and portable
2 new X1 and X10 100MHz probes supplied for $39

Specifications
Images

SOLD

HP 3468A DMM

5.5 digit variable display
DC accuracy better than 0.02%
True RMS ac Volts
4 wire ohms
HPIB programmable
Battery option fitted
Supplied with new  power cord and user/service manual on CD
Refurbished and calibrated with warranty

Images

SOLD

Wavetek 143 Function Generator

• 0.0001Hz - 20MHz frequency range

• Sine, triangle, square, pulse and DC outputs

• 1000 : 1 sweep capability

• Very low distortion 0.18% @ 1KHz

• Triggered and gated modes

• 15Vp-p output into 50 ohms

• 60dB stepped attenuator plus 20dB variable

• Refurbished and calibrated.

• Warranty

Product Images

SOLD

Wavetek 182A Function Generator

• 0.004Hz to 4MHz in 7 ranges

• Sine, triangle, and square outputs

• 10V p-p into 50 ohms output

• DC offset and DC output

• VCG with 1000:1 range

• Very low sine distortion <0.2% @ 4KHz

• Trigger and gate inputs for producing burst waveforms

• Refurbished and calibrated with warranty

• Service/operation manual on CD

Product Images

$425

Tektronix CFG250 Function Generator

0.02 Hz - 2 MHz.
10VRMS 50ohm output
Built-in sweep capability
Fully refurbished and calibrated.
Supplied with operators manual on CD and power cord.
Warranty

Images

SOLD

Thurlby Thandar Frequency Counter

5Hz - 25MHz and 20MHz - 1.3GHz ranges
8 digit display
0.1s, 1s, 10s gate periods
Low pass filter and hold functions
Auto power down
Battery operated and very portable.
Mint condition
Calibrated and with warranty

Product Photo's

SOLD

Keithley 2000 DMM

6.5 digit precision DMM.
Excellent condition

SOLD

Tektronix 2430 150MHz Digital Oscilloscope

150MHz bandwidth
100MS/s on both channels
Save/Recall user setups
GPIB output
Calibrated with warranty

SOLD

Tektronix 475 200MHz Oscilloscope

Better than 200MHz bandwidth
400uV / div vertical sensitivity with cascaded channels
0.5s to 10ns sweep speeds
Dual calibrated sweep
XY mode
Manual supplied
Calibrated with Warranty

Tektronix TDS-220

100MHz Bandwidth
1GS/s
Digital Oscilloscope
Immaculate condition

Images
Specifications

SOLD

2 X NEW 100 MHz Oscilloscope Probe set with accessories

• 100MHz bandwidth

• X1 and X10 attenuation

• 2 probes with spring hooks, tip protectors, coloured rings and adjustment screwdriver.

• Compensation range 15 - 35pF

$45.00

NEW 100MHz Oscilloscope Probe X1 and X10

General purpose modular switched probe with hook tip, tip protectors and coloured rings.

Attenuation: 1:1 and 1:10
Bandwidth: X1 4MHz, X10 100MHz
Compensation range: 15 - 35pF
Input resistance: X1 1Mohm, X10 10Mohm

$24.95