4-inch passive radiator
Dayton Audio DMA105-PR
£8.67
Steady19% below the average of 3 shops
Parts Express · 402 in stock · Ships from United States · All 3 offers
- Fs
- 38Hz
- Sd
- 54cm²
- Xmax
- 9mm
- Mms
- 29g
- Vas
- 3L
- Qms
- 7.8
Dayton Audio DMA105-PR is a 4-inch passive radiator. The source-backed mechanical data includes Fs 38 Hz, Vas 2.5 L, Xmax 9 mm, plus 49 cm³ Vd. bits tracks UK, EU and US shop prices, price movement, and datasheet links, with a current best price of £8.67.
Partial source evidence
No automated T/S validation result is published for this record yet.
- Manufacturer page linked
- Datasheet linked
- Canonical units normalized for comparison
- Vd can be derived from Sd and Xmax
Thiele/Small
- Fs
- 38Hz
- Qms
- 7.8
- Vas
- 2.5L
Motor and cone
- Sd
- 54cm²
- Mms
- 29g
- Xmax
- 9mm
Size and mounting
- Weight
- 0.16kg
Other published values
- Cms
- 0.60mm/N
Everything else Dayton Audio lists
LF · Primary · 4″
- Fs
- 38Hz
- Sd
- 54cm²
- Cms
- 0.60mm/N
- Mms
- 29g
- Qms
- 7.8
- Vas
- 2.5L
- Xmax
- 9mm
- Weight
- 0.16kg
- Parts Express4.2 out of 55 ratings · Checked 24 Oct 2026Read reviews on Parts Express
- SoundImports4.8 out of 54 ratings · Checked 24 Oct 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Parts Express Import VAT and duty may apply | £8.67, the lowest price | 402 in stock | Visit shop at Parts Express | |
Audiophonics Import VAT and duty may apply | £10.80 | 25% above the lowest price | In stock | Visit shop at Audiophonics |
SoundImports Import VAT and duty may apply | £12.52 | 44% above the lowest price | 72 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr