Audio inputs
Audio inputs
| Model | MIC Configuration |
|---|---|
| DX816 | 5 balanced MIC inputs (XLR) Fader1 = MIC-1 Fader2 = MIC-2+2b Fader3 = MIC-3+3b |
| DX822 | 10 balanced MIC inputs (XLR) Fader1 = MIC-1 Fader2 = MIC-2+2b Fader3 = MIC-3+3b Fader4 = MIC-4 Fader5 = MIC-5+5b Fader6 = MIC-6+6b |
| Input Type | Connector | Quantity |
|---|---|---|
| Balanced stereo line | RJ45 | 2 |
| Unbalanced stereo line | RCA | 2 |
| Unbalanced stereo line | TRS 1/8” | 2 |
| External stereo tuner | TRS 1/4” | 1 |
| Digital stereo inputs | USB B | 2 |
Input levels
Input levels
| Type | Level | Impedance |
|---|---|---|
| MIC | –10 dBu / –75 dBu | 150 / 250 Ω |
| Balanced line | –20 dBu / +26 dBu | 600 ~ 10 kΩ |
| Unbalanced line | –15 dBu / +12 dBu | 600 ~ 10 kΩ |
Analog outputs
Analog outputs
| Output | Level |
|---|---|
| PGM & REC (balanced) | +4 dBm nominal +28 dBu (10 kΩ) +20 dBm (600 Ω) |
| External hybrid (unbalanced) | +4 dBu |
Digital levels
Digital levels
K-15 broadcast recommendation: 0VU = –15 dBFS
Monitoring and hybrid
Monitoring and hybrid
| Output | Connector | Level / characteristics |
|---|---|---|
| Studio (speakers) | RJ45 | +4 dBu, automatic muting |
| Control Room (speakers) | Mini-jack | +4 dBu, automatic muting |
| Studio (headphones) | RJ45 | +10 dBu, with amp for up to 8 headphones |
| Control Room (headphones) | Stereo jack | +10 dBu |
| External hybrid send (MIX-Minus) | TRS | +4 dBu / 10 kΩ |
| CUE (preview) | Internal Speaker | Mono. Switchable to Control Room and/or Studio speakers/headphones |
GPO
GPO
| Channels | Type | Specification |
|---|---|---|
| MIC-1, MIC-2, MIC-3 | Open collector | +24 V @ 0.1 A |
| Line 6 & 7 | Open collector | +24 V @ 0.1 A |
Talk-back
Talk-back
- Built-in PZM Talkback MIC with noise cancellation.
- Audio limiter.
- Send to telephone line or Studio speakers/headphones.
Tally Light
Tally Light
| Signal | Specification |
|---|---|
| On-air | 12 VDC @ 0.15 A (two Solidyne lights) |
| Connector | Barrel 2.1 mm (center pin) |
Audio
Audio
| Parameter | Specification |
|---|---|
| Frequency response | 20–20,000 Hz ±0.5 dB (LIN -> PGM) |
| MIC equalizer | 4 bands: 80 Hz (shelving), 160 Hz (bell), 6.3 kHz (bell), 8 kHz (shelving), ±15 dB |
| MIC compressor | Threshold 0VU, attack < 10 ms, ratio 10:1, max compression 20 dB, variation < 2 dB at +15 dB |
| MIC noise | EIN = –120 dBu / 150 Ω |
| Line noise | S/N > 75 dBA |
| Dynamic range | > 90 dBA (CD quality) |
| PGM–REC crosstalk | > 70 dBA @ 1 kHz |
| Distortion | < 0.03% THD (30–15,000 Hz) |
| Phase | < 3° L/R @ 50–10,000 Hz |
| Stereo correlation | Error < 0.2 dB L/R in 0–40 dB fader range |
| Headroom | 22 dB @ LIN -> PGM Ref +4 dBu / 10 kΩ |
VU-meters
VU-meters
- 4 electronic VU meters for PGM & REC.
- Quasi-peak measurement.
- Compression indication: 0–15 dB.
Telephone hybrid
Telephone hybrid
| Feature | Specification |
|---|---|
| Type | 3-line active hybrid (2 landline + 1 Bluetooth 4.0 cell phone @16 kHz) |
| Response | 300–3,400 Hz |
| Noise | >60 dBA S/N |
| Rejection | >40 dB |
| Adjustment | From front panel |
| Priority circuit | 12 dB when local announcer interrupts |
| Logic | Single 100 mm fader controls CUE, Hold and Live |
| Protection | Transformer-floating inputs + SIOV varistors |
Power supply
Power supply
| Feature | Specification |
|---|---|
| Connector | Barrel 1.8 mm (center pin) |
| Supply | Switching 90–240 V, 20 VA |
| Output | 28 VDC @ 0.57 A |
Dimensions / weight
Dimensions / weight
| Dimension | Value |
|---|---|
| Depth | 350 mm |
| Width | 550 mm |
| Height | 130 mm |
| Ship weight | 8 kg |
| Package | 600 × 500 × 180 mm |