Open 7 days a week.

{{ variant_title() }}

SKU: {{ variant_selected().sku }}

Purchasing options:


${{ ppu }}/unit
${{ppq}} total

Volume discounts:


{{added_to_cart_message}} View cart »

NTSC / PAL Video Pattern Generator Kit
Velleman Part Number: K8025

This kit is a video pattern generator - It displays the kind of test patterns that you see TV stations use to test and calibrate their video equipment. It is capable of displaying 12 different composite video patterns with stereo audio in both NTSC and PAL video formats.

The finished kit is small enough to fit in a pocket and operates from a 3V CR2032 coin cell battery. 24" RCA leads allow the generate to reach the rear inputs of LCD TVs and video equipment with ease. This kit is easy to assemble and requires only modest experience with soldering. All components are described in the assembly manual and their locations are clearly marked on the high-quality silk-screened PC Board.

  • Pocket video generator and fixed audio sine wave
  • Black and white + gray scale video patterns
  • Used to check the picture quality of your monitor or TV, or for picture adjustment and troubleshooting
  • Video selections:
    • PAL or NTSC
    • Interlaced or progressive (non-interlaced)
    • 12 different patterns: purity patterns (black, white, gray), grayscale (staircase), square grids, 100% contrast half screens
    • 4/3 and 16/9 patterns
  • Power Supply: 3V, CR2032 battery (not included)
  • Power Consumption: 12mA (grid signal@75ohm)
  • Audio output: 1kHz sine wave / 0.7Vrms (10k load)
  • Video output: 0.8Vpp @ 75 ohm load (staircase signal)
  • Auto power off: 10 minutes

QTY: 1 x NTSC / PAL Video Pattern Generator Kit
Product condition: New