Toronto Surplus & Scientific Inc.

Amber 3500 Distortion & Noise Measuring Set
This unit incorporates in a single compact enclosure an ultra low distortion sine-wave generator, a high performance total harmonic distortion measuring system and a wide range, high sensitivity signal level and noise measuring facility. In addition a tunable band pass filter is included allowing the system to function as a selective voltmeter.

Specifications - Generator

Frequency Range: 10 Hz to 100 kHz in 4 overlapping ranges.

Output Amplitude: +22 dBV to -60 dBV (open circuit) or +18 dBm to -64 dBm into 600 ohm load (oscillator off switch enables it to be used for signal to noise measurements)

Amplitude Flatness: 20 Hz to 20 kHz - +/- 0.1 dB., 10 Hz to 100 kHz - +/- 0.5 dB
Output Level Control: 7 steps of 10 dB and variable control of 12 dB

Specifications - Distortion Level and Noise Meter Frequency Range: 10 Hz to 100 kHz in 4 overlapping ranges. Continously variable frequency control simultaneously tunes distorion measuring circuits, frequency selective voltmeter and oscillator.
This unit has a built-in carry handle and comes with AC Adapter & Manual
$ 1200.00 US

Amber 3501 Distortion and Noise Measuring System
This unit has an ultra-low distortion sine wave generator, a high performance THD measuring system, and a wide range & high sensitivity signal level and noise measuring facility. In addition, a tuneable band pass filter allows the unit to operate as a selective voltmeter or for manual spectrum analysis. The filter may also be configured as a low pass filter for band limited noise measurements. The instrument also incorporates a comprehensive set of user modifiable filters for noise measurements to various standards.

SPECIFICATIONS:

GENERATOR:

Frequency Range: 10 Hz to 100 kHz
Output Power: -60 dBm to +20 dBm into 600 ohm load
Output Amplitude Flatness: 20 Hz to 20 kHz +/-0.1 dB
Output: Either Balanced (ring-tip-sleeve connector) or Unbalanced (BNC connector)
Signal Distortion: 10 Hz to 20 kHz <0.001%

DISTORTION, LEVEL & NOISE METER:
Frequency Range: 10 Hz to 100 kHz
Input Amplitude Range Distortion: +40 dBm to -30 dBm, wide band level to -70 dBm, narrow band level to -120 dBm
Input Impedance: 100k Ohms shunted by <100 pF
Input Residual Noise: <-110 dBV or 3 uV
True RMS readings for waveforms with a crest factor <3
Fundamental Rejection: 10 Hz to 20 kHz >100 dB
Filters: filter 1 = 400 Hz high pass, filter 2 = 30 kHz low pass, filter 3 = 80 kHz low pass, filter 4 = optional "A" weighting, CCIR
Input monitor connector for external oscilloscope monitoring of the fundamental
Distortion monitor for external monitoring of the waveform with the fundamental removed

$ 1500.00 US

Amber 5500 Programmable Distortion & Noise Measurement System
The 5500 has the Improved Performance & High Speed options as well as firmware version 4.10 which is the most recent version.

Signal Source

Frequency Range 10 Hz to 100 kHz resolution to 0.005%
Amplitude Range 10 Vrms to < 1 mVrms open circuit
THD 50 Hz to 10 kHz <0.005% (-106dB)
Unbalanced, Floating, or Grounded Output (Balanced 600 ohms, Balanced 900 ohms, Unbalanced 50 ohms)

Analyzer Section

Frequency Range 8.5 Hz to >500 kHz
Level Range 100 Vrms to <10 uVrms (+40 dBV to -100 dBV)
Level Flatness +- 0.25 dB or better
Wideband Residual Noise (600 ohms, 20 Hz to 100 kHz, A weighting) <2.5 uV / -112 dBm
Narrowband Residual Noise (600 ohm, 1 kHz bandpass) <0.7 uV / -123 dBm

Frequency Measurement

9.5 Hz to 105 kHz, 5 digits
accuracy better than 100 ppm

THD + N Measurement

frequency range 9.5 Hz to 105 kHz
THD+N range >32% to 0.0000% (>-10 dB to -120 dB)
Fundamental rejection 120 dB or better

Standard Filters

400 Hz High Pass, 60 dB per decade, Butterworth Response
30 kHz Low Pass, 60 dB per decade, Butterworth Response
80 kHz Low Pass, 60 dB per decade, Butterworth Response

Special 900 ohm unit, ideal for telephone testing.
$ 2650.00 US

HP 331A / Agilent 331A Distortion Analyzer
This unit measures total disortion levels of 0.1%-100% full scale in 7 ranges at any frequency between 5 Hz to 600 kHz; harmonics are indicated up to 3 MHz.
$ 150.00 US

HP 3335A / Agilent 3335A Synthesizer / Level Generator, 200 Hz - 81 MHz
This unit combines the frequency, accuracy and stability of a synthesized generator with time-saving convenience of digital sweeper. It incorporates a state-of-the-art attenuator with accuracies of up to + .025 dB over the 81 MHz frequency range. Frequency stability up to + 1 x 10^-8 / day is provided by an internal temperature-controlled oscillator.
SPECIFICATIONS
Resolution: .001, Harmonic Distortion: 200 Hz-10 MHz <-45 dBc; 10 MHz-80 MHz <-40 dBc, Amplitude Range -88.74 dBm to + 13.01 dBm depending on options and impedance, HP-IB.
$ 3,800.00 US

HP 333A / Agilent 333A Distortion Analyzer
This unit is the same as the 331A, but also features auto-nulling which measures down to 0.1% full scale distortion and a
high pass filter which attenuates frequencies below 400 Hz to minimize hum.
$ 215.00 US

HP 334A / Agilent 334A Distortion Analyzer
This auto-nulling distortion analyzer measures down to 0.1% full scale distortion. It comes with all the bells and whistles: a Frequency Range of 5 Hz to 600 kHz, Voltmeter Range of 300 microV-300V and also has Fundamental Rejection >80dB, 1 kHz High Pass Filter and RF D+etector input which has a range from 550 kHz to 65 MHz with a 1 kHz high pass filter. Good analyzer, good price.

HP 339A / Agilent 339A Distortion Measurement Set
The 339A measures total Harmonic Distortion, True RMS Volts and has a built-in sinewave oscillator which is phase-locked to the meter input receiver. This unit measures THD as low as 0.0018% over a 10 Hz to 110 kHz, including harmonics to 330 kHz. Distortion measurement range is 0.01% to 100%. The oscillator frequency range is 10 Hz to 100 kHz. The output level is variable from 1mV to 3 V RMS into 600 ohms. Voltmeter range is 1mV to 300 V RMS full scale.
$ 950.00 USED, $ 1895.00 Like New

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