Texas Instrument

Comparator +/-18V, Case DIP8
Datasheet:

Quad OPV, single supply 3-32V, pin- and functions like the LM224, case DIP14

Quad OPV, single supply 3-32V, pin- and functions like the LM224, case DIP14

Quad OPV (4x741), Ubmax +/-18V, Case DIP14

Duall OPV, Single power, Ubmin +3V/ Ubmax +32V, fg 1Mhz

Dual comperator, Case DIP8

Dual OPV, Low noise, Ubmax +/- 15V, fg 15Mhz, SR 7V/us, Case DIP8

Circuit for the DC-DC change, positive input voltage on a negative output voltage, transducer as a voltage doubler (e.g. 9 V to 18 V) etc. / exchange [...]

Dual OPV, Bipolar, Ubmax +/- 18V, fg 1Mhz, SR 0,8V/us, Case DIP8, Manufacturer Texas Instrument

Quad OPV, single supply 3-36V, or dual +/-1,5 to 18V
case DIP14
Used e.g. at the Boss Phaser PH-1

CD4007UBE, DIL14

6 x inverter , DIL14