Siglent SDS804X HD
Siglent · SDS800X HD series · also: SDS804X HD · SDS804X
Siglent's answer to the DHO800 landed with double the sample rate and four times the memory at the same price — the spec-sheet winner of the entry-12-bit class.
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At a glance
⚑ flag an error| Bandwidth | 70 MHz |
|---|---|
| Channels | 4 |
| Resolution | 12-bit |
| Sample rate | 2 GSa/s (shared across channels) |
| Memory | 100 Mpts |
| AWG | No |
| Screen | 7" touch |
| Typical price | $340-470 (street, varies) |
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Which one do I buy?
vs Rigol DHO804 — the entry-12-bit fight: Siglent wins on raw numbers (2 GSa/s, 100 Mpts vs 1.25/25), Rigol on silence (fanless), UI taste and unlock ceiling. Both are right answers.
Firmware unlock status
Community-unlockable. Community bandwidth unlock to 200 MHz reported for the SDS800X HD family (EEVblog). The thread that tracks it → Unlocking may void your warranty; firmware updates can relock or brick. This site reports status, it doesn't endorse.
Good for
Gotchas to know
- It has a fan (audible in a quiet room) — the classic anti-Siglent argument vs the silent DHO.
- Naming trap: SDS800X HD (2024, 12-bit) is NEWER and better than the bigger-numbered SDS1104X-E (2017, 8-bit).