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Television Standards Converters, Modulators etc Standards converters, modulators anything else for providing signals to vintage televisions.

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Old 10th Jul 2019, 11:18 am   #1
Freya
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Join Date: Jan 2009
Location: Falmouth, Cornwall, UK.
Posts: 1,699
Default Hedghog II 625 to 405 line Standards Converter

I am now able to offer fully completed Hedghog II standards converters, please PM for price.
FEATURES
Switch between aspect ratios of 4:3 => 4:3, 4:3 => 5:4, 16:9 => 4:3 and 16:9 => 5:4.
Pedestal (lifts black level 50 mV above blanking level)
Normal broad pulses or broad pulses with equalising pulses
Soft, medium and sharp interpolation apertures
Audio test tones of 400Hz and 1KHz
Test card and grey scale
13 Channel RF out covering Band l and lll (system A)
405 line video out (1VPP)
Can be used as a System A modulator.
Requires 7.5 to 9 V linear DC at 250 mA.
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