The sE Electronics Gemini II is a large-diaphragm dual-tube cardioid condenser microphone built around a hand-crafted 35 mm gold-sputtered diaphragm capsule. It uses two valves (12AX7 input, 12AU7 output) and ships with a dedicated PSU and shockmount.
Key Features
Hand-crafted 35 mm gold/Mylar diaphragm
Cardioid polar pattern
Dual-tube design (12AX7 and 12AU7)
Switchable -10 dB pad
Switchable 150 Hz low-cut filter
Includes dedicated PSU, cable and shockmount
All-metal construction
Specifications
| Type | Tube condenser |
| Polar pattern | Cardioid |
| Diaphragm | 35 mm gold/Mylar |
| Frequency range | 20 Hz to 20 kHz |
| Sensitivity | 40 mV/Pa (-28 dBV) |
| Max SPL | 135 / 145 dB (0 / -10 dB pad) |
| Equivalent noise | 13 dB |
| Impedance | 200 ohms |
| Tubes | 12AX7 + 12AU7 |
| Power | Dedicated PSU (included) |
| Diameter | 80 mm |
| Length | 220 mm |
| Weight | 1180 g |





