IC's M....N

BBD circuit to delaed analog signals, 2048 stages, clock 10 - 100KHz, 10,24 to 102,4ms delay time, Low power, case special DIP 14.

The NE/SA575 is a precision dual gain control circuit designed for low voltage applications. The NE/SA575’s channel 1 is an expandor, while [...]

Dual low noise preamplifier, package DIP8
Datasheet:

Digital Delay circuit, used extendend memory chio 4463 or 44256
case skinny dip 36 (RM1.27)
Used in the Ibanez DL-5 delay.

Replica of the MN3007 BBD from Panasonic
BBD circuit to delaed analog signals, 1024 stages, clock 10 - 100KHz, 5,12 to 51,2ms delay time, [...]