Electrical power test & measurement instruments
We design and manufacture versatile, high-accuracy, easy to use instruments for electronic test & measurement
Power Analyzers
A new generation in high performance power analysis:
Precision Power Analysis for today's applications.
PPA2500,
PPA2600
Frequency Response Analyzers
Comprehensive measurement capability from a our class leading phase sensitive multimeters.
PSM1700,
PSM1735,
PSM2200,
PSM2201
Impedance Analyzers
Precision interfaces for PSM series impedance measurement & LCR test
TA107 Transimpedance Amplifier,
IAI Impedance Analyzer,
LCR Meter
Selective Level Meters
Accurately measure signal levels: Automatic and simultaneous detection of two independent
signal frequencies to simplify the
test of Frequency Shift Keying (FSK) systems.
SLM1700,
SLM2200,
SLM3505
Laboratory Power Amplifiers
LPA Series: Wide bandwidth precision voltage and current amplifiers which
are unconditionally stable to any load.
LPA400,
LPA01,
LPA05
Accessories & Software
Connectivity: Probes, connectors and adaptors. PC software for instrument configuration
and data analysis. (Includes: Phase Control Inrush switch and all small accessories)
All accessories & software,
Phase controlled inrush switch,
Injection Transformer,
Software,
Current shunts
Selective level meter
SLM3505: Portable, versatile dual-frequency SLM with USB data transfer
also includes VSWR and impedance measurement.
The SLM3505 provides comprehensive test capability for communication systems
up to 5MHz. Features auto-centering on level measurement and impedance
to easily quantify the transmission characteristics.
New product: SLM3505 portable selective level meter
News
Product annoucements and press-releases
| April 2009 | PDS Instruments appointed UK & Ireland distributor |
|---|---|
| February 2009 | New product - SLM 3505 Selective Level Meter |
| January 2009 | PPA Upgrade - 100 harmonics plus harmonic phase |
| December 2008 | New distribution agreement in Taiwan |
| September 2008 | Admittance measurements added to LCR mode |
| July 2008 | New distribution agreement in China |
| April 2008 | PSM1700/35 sweep steps increased from 250 to 2000 points |
| February 2008 | PPAcomm PC software for PPA range |
| January 2008 | HF200 and HF500 precision current shunts added to HF range |
| » View all recent articles... |
Newtons4th
Innovation in engineering
Newtons4th Ltd. is a UK company based in the East Midlands. Contact us for information and orders. View our company profile to learn more about us.

