Analog testing
Ed Treese shares some notes on his favorite piece of analog test equipment: a pair of headphones.
Rohde and Schwarz TS4570
Network management software
Bird Technologies Group 5011, 5011-EF, 5015, 5015-EF
Terminating power sensors
Day Sequerra iLM4ST
Stereo loudness monitor
ERI PWR-100D
RF power sensor
NTI Updates XL2 Firmware
Version 1.12 adds WAV-file logging, voice note recording, a scope function, automated user calibration and other features.
Audio Precision Releases APx Software Update
The latest audio analyzer software update adds support for customized report layouts in MS Word, analysis of WAV audio files and Dolby True HD decoders with several new measurements and UI improvements.
Audio Precision Releases 1MHz FFTs
he new APx audio analyzer option delivers 24-bit resolution when measuring out-of-band noise in Class-D amps.
RTW Updates Software for Surround Monitors and Controls
The upgrade adds new functions such as channel identification in 5.1 surround signals, and implementation of current ITU loudness-measuring specifications for single and summed signals.
Audio Precision Adds AG52 Analog Generator
The new option offers DIM test signals without phase shifts and noise issues associated with digital test tones passing through an ADC.
Field Report: Microgen TS9080
Tim Diehl gives the Microgen TS9080 100 percent thumbs up. It is an outstanding test tool and a must for serious engineers.
Anritsu Boasts Compliance with NRSC HD Radio Recommendations
Anritsu has self-certified nine spectrum analyzer models for compliance with NRSC recommendations for measurement of HD Radio emissions.
Audio Precision Starts Equipment Lease Program
The company offers monthly payments instead of a single capital purchase expense.
Field Report: ATI DM500
In this review, Doug Irwin rates the DM500 as very useful around the radio station facility.
XLR Pin 1 Cable Testing with NTI MR-PRO
The handheld tester adds a function to solve a common mic cable problem.
Day Sequerra Ships M2A-FM Modulation Monitor
The M2A-FM is based on the M2 HD Radio monitor and shares many of its features.
True RTA Releases Software Update
The .1 release is a free upgrade for all users of True RTA Version 3.
Rohde & Schwarz Offers AM/FM/HD Radio Signal Generators
Several units are now available to test analog or digital AM and FM signals.
NTI Extends Minirator MR-Pro Capability
Beginning in fall 2008, new deliveries of MR-PRO will include extended mass storage RAM capacity of 512MB, allowing storage of 16 times more test signals.
DK-Technologies Releases New 5.1 Audio Meter Software
The new software includes a new Starfish display that allows users to see what they are hearing when they are listening in surround sound.
Field Report: Day Sequerra M2.2R
Day Sequerra has updated its M2.0 HD modulation monitor, adding some nice and very useful features. I first reviewed the original M2.0 in Radio magazine in May 2006, and the new M2.2R model is an attractive piece of test equipment that will likely go in your facility where it can be seen by you and others.
Digital Audio Testing
With analog, engineers know how to measure levels, frequency response and distortion to gauge the audio performance. Unfortunately, digital audio changes all this.
Field Report: Whirlwind AES Qbox
When a station changes to AES3 or S/PDIF digital audio, the availability of easy-to-use, rugged and portable test equipment declines greatly.
Audemat-Aztec Releases Goldeneagle HD Ver 1.4
Audemat-Aztec has released software version 1.4 for its Goldeneagle HD monitor. The new release is based partly on input from customers to improve the unit and is available free of charge.
Field Report: Audemat-Aztec Goldeneagle FM/HD
With HD Radio, stations at minimum need to monitor the main channel audio. But there's also multicasting, PAD and funny initials like DAAI and QI that tell volumes about the signal. The big question is how to acquire all of that data.
