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DOUK AUDIO ST-01-PLUS Phono Amplifier
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Accessories for this product
Find here a selection of useful and/or essential accessories for this product. These are specially selected by the Audiophonics team according to the characteristics of the product.
Douk Audio ST-01-Plus Phono Amplifier TPA3255 Bluetooth 5.2 aptX HD 2x 120W @ 4 ohm
The Douk Audio ST-01-Plus is a powerful and versatile phono amplifier. It's based on a TPA3255 amplifier chip for output power of up to 2x 120W under 4 ohm with the supplied 48V 5A power supply. It also features Bluetooth 5.2 functionality, with support for high-definition SBC, aptX, aptX-LL, aptX-HD codecs thanks to a QCC304X chip. Numerous additional features, such as a vumeter and treble and bass tone control, make this an amplifier of choice. As for its interface, it features an RCA input, an RCA phono input, a speaker output and an AUX output on a 3.5mm jack, enabling you to set up a 2.1-channel system.
The AUX 3.5mm jack output and the speaker terminal output are controlled synchronously by the main volume and bass/treble.
Douk Audio ST-01-PLUS: A powerful amplifier
The Douk Audio ST-01-PLUS is equipped with a TPA3255 amplifier chip, enabling it to deliver substantial power output. In fact, it delivers up to 2x120W of power under a 4 ohm load with the supplied 48V 5A power supply. However, you can power it with a 48V 10A supply to enjoy an extended power level of up to 250W under 4 ohm.
| Douk Audio ST-01-PLUS power chart | |
|---|---|
| Power supply | Output power |
| 32V/5A | 2x 78W @ 4 ohm 2x 71W @ 6 ohm 2x 65W @ 8 ohm |
| 36V/6A | 2x 107W @ 4 ohm 2x 100W @ 6 ohm 2x 94W @ 8 ohm |
| 48V/5A | 2x 120W @ 4 ohm 2x 110W @ 6 ohm 2x 102W @ 8 ohm |
| 48V/10A | 2x 250W @ 4 ohm 2x 210W @ 6 ohm 2x 185W @ 8 ohm |
Douk Audio ST-01-PLUS: Bluetooth 5.2
The Douk Audio ST-01-PLUS features Bluetooth functionality thanks to a Qualcomm QCC304X chip. It supports codecs such as SBC, AAC, aptX, aptX-LL, aptX-HD for reliable, stable wireless transmission.
Douk Audio ST-01-PLUS: MM phono compatibility
This amplifier features a phono input, making it easy to enjoy your vinyl collection. It is compatible with MM cells.
Additional features of the Douk Audio ST-01-PLUS
Vumeter
A vumeter on the front panel adds a vintage touch and a neat aesthetic.
Tone control
Two potentiometers let you adjust the sound for an experience as close as possible to what the user wants.
Douk Audio ST-01-PLUS overview
| 1 | Vumetre |
| 2 | BT / RCA / PHONO source indicator |
| 3 | Multifunction button: power / input selection / volume control |
| 4 | Bass control |
| 5 | Treble control |
| 6 | Bluetooth antenna |
| 7 | RCA input |
| 8 | RCA phono input |
| 9 | AUX jack 3.5mm output |
| 10 | Speaker terminal output |
| 11 | 24-48V DC power port via DC jack |
Technical characteristics
| Specifications | |
|---|---|
| Product type | Integrated amplifier |
| Amplification chip | TPA3255 |
| Bluetooth chip | QCC304X |
| Inputs | 1x Stereo RCA 1x Phono RCA input |
| Outputs | Speaker terminals 1x AUX jack 3.5mm output |
| Phono compatibility | MM Cartridge |
| Supported Bluetooth codecs | SBC, AAC, aptX, aptX-LL, aptX-HD |
| Input sensitivity | Phono: 5mV RCA: 2V |
| Output power | 2x 120W @ 4 ohm (48V 5A) 2x 110W @ 6 ohm (48V 5A) 2x 102W @ 8 ohm (48V 5A) |
| Tone adjustment | Bass/Treble : ±6dB |
| THD+N | 0.02% @ 1KHz |
| SNR | ≥ 107dB |
| Frequency response | 20Hz-20KHz (±1dB) |
| AUX jack 3.5mm output level | 2V |
| General | |
|---|---|
| Power supply | 24-48V DC via DC jack (48V 5A power supply included) |
| Dimensions | 115 x 100 x 60mm |
| Weight | 673g |
| Color | Black |
| Package | 1x Douk Audio ST-01-PLUS 1x 48V 5A power supply |
| Input | RCA |
| Input | Phono |
| Output | Speaker terminal |
| Output | Jack 3.5mm |
| Color | Black |
| Channel | 2 (Stereo) |
| Class | Class D / T |
| Amplifier chip | TPA3255 |
| Power (W) | 120.0 |
| Remote Control | No |
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