01 · Source
6 documented inputs
db25 + toslink
- Arrives as
- 6 documented inputs
- Connector
- db25 + toslink
- Signal
- analog audio
Apogee Symphony I/O Mk II 8x8 Thunderbolt 3
Price tracker
Awaiting retailer match~$6,399
Catalog estimate
Price history
No verified retailer history yet. The catalog estimate is a planning reference; retailer prices and availability may differ.
Price estimate~$6,399
Price tracker
Awaiting retailer match~$6,399
Catalog estimate
Price history
No verified retailer history yet. The catalog estimate is a planning reference; retailer prices and availability may differ.
- Documented outputs
- 66 destination connections
- Documented inputs
- 6Based on documented inputs
- Rack space
- 2UBuilder checks available rail space
- Power draw
- 150WDocumented typical draw
- Catalog estimate
- ~$6,399Use retailer rows for current price and stock
Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 Overview
The payoff
Audio Interface decisions, organized around the whole rig.
Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 Audio Interface. Plan its source-defined physical connections and placement in your rig.
- Documented outputs
- 66 destination connections
- Documented inputs
- 6Based on documented inputs
- Rack space
- 2UBuilder checks available rail space
Signal path for Apogee Symphony I/O Mk II 8x8 Thunderbolt 3
Learn the route as a block diagram: source, product function, transport, and destination. Select any block to see what enters, what changes, and what leaves.
Interactive block diagramAuto-looping · hover, focus, or tap to hold a stage
Port-type signalProduct functionSystem boundary
Follow one signal from source to destination
01 · Source · selectedEach block answers the same three questions: what arrives, what changes here, and what leaves.
Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 I/O ports
Switch the product view and the documented port inventory updates with it—hardware and data stay side by side.
Every connector, grouped by job.
Switch panels to keep the hardware view and the documented port list in sync.
| Port | Panel | Connector | Direction | Signal | Channels |
|---|---|---|---|---|---|
| HEADPHONE · QUARTER-INCH TRS | front | ¼-inch TRS | output | analog audio | — |
| MODULE 1 · ANALOG OUT 1–8 | rear | db25 | output | analog audio | — |
| MODULE 1 · ANALOG IN 1–8 | rear | db25 | input | analog audio | — |
| MODULE 1 · AES IN/OUT | rear | db25 | bidirectional | data | — |
| MODULE 1 · OPTICAL IN 1 · SPDIF / ADAT | rear | toslink | input | data | — |
| MODULE 1 · OPTICAL IN 2 · SMUX | rear | toslink | input | data | — |
| MODULE 1 · OPTICAL OUT 1 · SPDIF / ADAT | rear | toslink | output | data | — |
| MODULE 1 · OPTICAL OUT 2 · SMUX | rear | toslink | output | data | — |
| MODULE 1 · S/PDIF IN | rear | rca | input | data | — |
| MODULE 1 · S/PDIF OUT | rear | rca | output | data | — |
| THUNDERBOLT 3 1 | rear | usb c | bidirectional | data | — |
| THUNDERBOLT 3 2 | rear | usb c | bidirectional | data | — |
| WORD CLOCK IN | rear | bnc | input | data | — |
| WORD CLOCK OUT | rear | bnc | output | data | — |
| AC POWER INPUT · IEC | rear | IEC C14 | input | power | — |
Showing 15 of 15 documented physical ports. Scroll to review the remaining rows.
Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 Alternatives
| Compare |  |  |  | |
|---|---|---|---|---|
| Fit | 📐 2U | 📐 1U | 📐 1U | 📐 Outside rack |
| Power | ⚡ 150W | ⚡ 30W | ⚡ Unverified | ⚡ Unverified |
| Weight | ⚖️ Unlisted | ⚖️ 8.6 lb | ⚖️ 6.2 lb | ⚖️ 1.5 lb |
| I/O | 🔌 15 | 🔌 13 | 🔌 39 | 🔌 16 |
| Estimate | 💵 ~$6,399 | 💵 ~$3,799 | 💵 ~$3,199 | 💵 ~$280 |
| Deep dive | Current selection | Full comparison → | Full comparison → | Full comparison → |
Before you buy an Apogee Symphony I/O Mk II 8x8 Thunderbolt 3
Short, source-backed answers surface rack fit, power, cabling, and connection details before they become surprises.
How will the Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 affect rack fit and case depth?
It occupies 2U. Its documented depth is 292 mm.
How much power does the Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 draw?
Typical draw is 150W and documented maximum draw is 0W.
What connections does the Apogee Symphony I/O Mk II 8x8 Thunderbolt 3 have?
15 documented physical ports, including HEADPHONE · QUARTER-INCH TRS, MODULE 1 · ANALOG OUT 1–8, MODULE 1 · ANALOG IN 1–8, MODULE 1 · AES IN/OUT, MODULE 1 · OPTICAL IN 1 · SPDIF / ADAT, MODULE 1 · OPTICAL IN 2 · SMUX.
Complete the system
Computer
Custom Custom Rackmount Playback PC
Record, play back or run a virtual soundcheck through the host interface.
Check: Confirm the host connector, operating-system support, audio driver and recording software.
2U · 8 ports · ~$2,999
IEM Transmitter
Galaxy Audio AS-1200T IEM Transmitter
Send a dedicated monitor mix to a performer without a trailing headphone cable.
Check: Check line-output level, mono/stereo routing, RF band and local frequency requirements.
1U · half-rack · 5 ports · ~$230
Patch Bay
Behringer PX3000 Ultrapatch Pro
Bring frequently used connections to an accessible patch point.
Check: Match the signal format and connector; document normalled or pass-through routing.
1U · 2 ports · ~$49
Power Conditioner
Furman M-8Dx Power Conditioner
Organize power connections for the assembled rack.
Check: Check mains voltage, plug format, total load and the number of outlets.
1U · 10 ports · ~$149Planning guides for audio interface systems.
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