IC's A....B

Dual OPV, Case SIL8, use in BOSS effects

Datasheet:

Dual precision OPV, Bifet highspeed, Ubmax +/- 18V, fg 3Mhz, SR 16V/us, case DIP8, Manufacturer Analog Device

BA3812L 5-fach Equalizer IC.Gehaeuse ZIP18.

Fast dual OPV for filter, VCO's etc., Ubmax +/- 18V, fg 10Mhz, SR 4V/us, case DIP8, Manufacturer Radiohm

Timer B555D, Compatible NE555D
• Model Name: counter
• Type :single
• Version: bipolar
• Case: DIP-8
• Style: [...]

The AS3340 chip is Alfa's modern equivalent of the famous CEM3340 voltage-controlled oscillator.
It provides Ramp, Pulse/Square, and Triangle [...]

The AS3310 is a self-contained, precision ADSR type of envelope generator intended for electronic music and other
sound generation applications. [...]

Voltage controlled filter (VCF), DIP 18

Dat

AS3360 - Dual Voltage Controlled Amplifier (VCA)

- Two Independent VCAs in a Single 14 Pin package
- Simple to Use - Few External [...]

Dual Voltage Controlled Amplifier (VCA), DIP18

The AS3345 chip is Alfa's modern equivalent of the famous CEM3345 voltage-controlled oscillator.
It provides Ramp, Pulse/Square, Meander and [...]

2 npn transistos in a TO5-8 package, pin combatible LM394