Replaces the VHF (ch 2-3) modulator on the ZX81 circuit board. UHF is less sensitive to the interference radiated from the computer or its peripherals.
UHF Modulator

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Replaces the VHF (ch 2-3) modulator on the ZX81 circuit board. UHF is less sensitive to the interference radiated from the computer or its peripherals.
No people associated with this content.