Promax Electronica S.A’s new GV-198 TV pattern generator has been designed with the latest trends in electronics technology in mind. Easy to use, compact and sturdy it covers a wide range of applications, TV standards and formats, thus being ideal for service of TV sets, projectors and flat screens.
The portability of the GV-198 makes it an efficient partner for service professionals both in the workshop and for on site diagnostics. Direct access keys to nine different patterns allows for quick essential tests on television receivers allowing easy identification of potential technical problems through visual picture examination.
The GV-198 features 4:3 and 16:9 format patterns and it covers PAL / SECAM /NTSC colour systems and B / G / D / K / L / I / M / N standards. A comfortable rotary knob gives access to the various functions available.
The built-in frequency synthesised RF modulator can be tuned from 37 MHz to 865 in 50 KHz steps. Tuning can also be performed per channel using CCIR, OIRT or FCC channel tables. RF modulated signal level can be adjusted in the 50 dB range at 10 dB steps.
GV-198 settings are displayed in a large and bright 2 x 16 character display and it has 10 memories for storing 10 different test configurations.
The GV-198 video generator has nine pattern charts available allowing essential settings to be made in any television receiver, as well as the ability to detect abnormalities via a visual picture examination. The charts can be in 4:3 and 16:9 formats. The GV-198 is designed to cover the basic standards: NTSC / PAL / SECAM. It has a ‘Euroconnector’with a controlled commutation signal, as well as a composite synchronism output.
A micro controller carries out the interaction with the user, showing at any moment the state of the generator on the 2 x 16 characters display and by the luminous indicator lit next to the function keys.
Promax is a major company in the area of testing and measurement with a focus on information technologies and telecommunications.
The product line includes instruments to install, certify, and maintain fibre optic networks, as well as baseband services such as MPEG2, and broadband services such as Cable TV, satellite, and digital terrestrial television.
Promax is distributed in Australia by Sam Technology Communications Pty Ltd: www.samtechnology.com.au.
