SPL Crescendo Duo v2
这个可能暂时还不会买
Focusrite ISA Two
价格美丽
上面两个买给吉他用录立体声。
uaudio 6176
这个录人声，可能需要一个更好的麦克风配它。一份价格买两个硬件。
SSL UF8
expand apollo twin inputs
- How to expand analog inputs of Apollo Twin MKII
- expanding inputs and outputs on apollo twin x
- Expanding Apollo Twin via ADAT
基本上就两种方式。一种是买scarlet adat, 最多8个：
| S/PDIF | |
|---|---|
| Connector Type | Optical TOSLINK JIS F05 (shared with ADAT) |
| Format | IEC958 |
| Supported Sample Rates (kHz) | 44.1, 48, 88.2, 96 |
| S/PDIF Input Channels | Two (Stereo L/R) |
| ADAT | |
|---|---|
| Connector Type | Optical TOSLINK JIS F05 (shared with S/PDIF) |
| Format | ADAT Digital Lightpipe with S/MUX |
| Supported Sample Rates (kHz) | 44.1, 48, 88.2, 96, 176.4, 192 |
| ADAT Input Channels @ 44.1 kHz, 48 kHz | 1 – 8 |
| ADAT Input Channels @ 88.2 kHz, 96 kHz | 1 – 4 (S/MUX) |
| ADAT Input Channels @ 176.4 kHz, 192 kHz | 1 – 2 (S/MUX) |
Source: apollo twin usb manual, Apollo Input Connections Explained
或者daisy chain, Apollo Twin and Apollo x4 Multi-Unit Cascading. 不过看来只适用于thunderbolt。这个价格还不如换个别的声卡支持更多输入的。
useful links
How to Use Ableton Live with Outboard Gear