Programmable 8-bit TTL delay line
Data Delay Devices Inc.
Data Delay Devices Inc. - PDU18F-1
Data Delay Devices Inc. - PDU18F-2
Data Delay Devices Inc. - PDU18F-3
Data Delay Devices Inc. - PDU18F-5
Data Delay Devices Inc. - PDU18F-6
Data Delay Devices Inc. - PDU18F-8
