D33
- Telequipment D33 brochure (PDF)
- Telequipment D33 schematics (PDF)
D33 / D43 plugins
- Type B differential amplifier plug-in (PDF, with schematics)
- Type C general purpose/high sensitivity amplifier plug-in (PDF, with schematics)
- Type D envelope monitor plug-in (PDF, with schematics)
- Type G differential amplifier plug-in (PDF, with schematics)
- Type H general purpose mplifier plug-in (PDF, with schematics)