| Manufacturer | Part Number | Description |
|---|---|---|
| Marconi | ECH81 | Triode - Heptode |
| Marconi | DH719 | Triple Diode Triode |
| Marconi | 12AX7 | Double Triode |
| Marconi | ECC85 | DOUBLE TRIODE |
| OPTICON | OPR3201 | Barcode laser scanner |
| Marconi | EABC80 | Triple Diode Triode |
| Marconi | A2087 | VHF Noise Generator Diode |
| Marconi | X719 | Triode - Heptode |
| Marconi | A207 | Rectifier |
| Marconi | 22U10LG | ACR22U10LG |
| Marconi Electronic Devices | MA818 | 3 Phase / Pulse Width Modulation Waveform Generator |
Marcon |
23G680K | TNR23G680K |
| Marconi | B309 | Double Triode |
| Marconi | A214 | Rectifier |
| Marconi | ACT16 | Triode |
| Marconi | ACT14 | Triode |
| Marconi | B319 | R.F. Double Triode |
| Marconi | A2134 | Output Pentode |
| Marconi | QS150-40 | Voltage Stabiliser |
| Newland | NLS-EM2027 | 2D Barcode Scan Engine Integration Guide |
