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IRE Transactions on Broadcast and Television Receivers > 1962 > BTR-8 > 3 > 86 - 91
IRE Transactions on Broadcast and Television Receivers > 1961 > BTR-7 > 3 > 40 - 44
IRE Transactions on Broadcast and Television Receivers > 1962 > BTR-8 > 3 > 86 - 91
IRE Transactions on Broadcast and Television Receivers > 1961 > BTR-7 > 3 > 40 - 44