- Fs
- 17Hz
- Sd
- 133cm²
- Xmax
- 15mm
- Mms
- 80g
- Vas
- 26L
- Qms
- 10.9
Purifi PTT6.5PR-NF1-01 is a 6.5-inch passive radiator. The source-backed mechanical data includes Fs 17 Hz, Vas 26.2 L, Xmax 15 mm, plus 200 cm³ Vd. bits tracks UK vendor pricing, price movement, and datasheet links, with a current best price of £119.15.
Partial source evidence
No automated T/S validation result is published for this record yet.
- Retailer page linked
- Canonical units normalized for comparison
- Vd can be derived from Sd and Xmax
Thiele/Small
- Fs Vendor
- 17Hz
- Qms Vendor
- 10.9
- Vas Vendor
- 26.2L
Motor and cone
- Sd Vendor
- 133cm²
- Mms Vendor
- 80g
- Xmax Vendor
- 15mm
Other published values
- Cms Vendor
- 1.05mm/N
Everything else Purifi lists
LF · Primary · 6.5″
- Fs
- 17Hz
- Sd
- 133cm²
- Cms
- 1.05mm/N
- Mms
- 80g
- Qms
- 10.9
- Vas
- 26.2L
- Xmax
- 15mm
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Audiophonics | £119.15, the lowest price | In stock | Visit shop at Audiophonics | |
SoundImports Not currently listed · Last seen 15 Apr 2026 | £111.39 | Stock not listed | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr