The AMP-F2 is a two channel power amplifier for a system that has outgrown its integrated amplifier. It takes over the work of driving the speakers and leaves preamplification, streaming and source switching to whatever already handles them well.
Output is where it earns its place. Stereo duty into eight or four ohms suits most floorstanders, and bridged mono operation is there when a pair of demanding speakers each want an amplifier to themselves.
Inside, a Starke Sound module does the work behind beryllium copper binding posts, with balanced and unbalanced inputs so the amplifier sits comfortably in either a professional or a domestic chain. Fan noise is absent by design, which counts for a great deal in a listening room.
Twelve volt trigger connections let it wake with the rest of the system, and standby draw stays low enough to leave it connected. It is the sort of component that disappears into a rack and quietly keeps the speakers under control.
Eversolo AMP-F2 official product page
| ITEM | DESCRIPTION |
|---|---|
| Two channel or bridged mono | Runs as a stereo pair or as a single higher-output channel. |
| Balanced and unbalanced inputs | Fits a professional or a domestic signal chain. |
| Beryllium copper binding posts | Custom terminals rather than generic hardware. |
| Silent operation | No fan, so nothing intrudes in a quiet listening room. |
| Trigger wake and low standby | Powers up with the system and draws almost nothing at rest. |
| DETAIL | VALUE |
|---|---|
| Output power | 145W RMS at 8 ohms (1% THD), 250W RMS at 4 ohms (1% THD), 280W RMS at 4 ohms (1% THD, BTL), 450W RMS at 2 ohms (1% THD, BTL) |
| Gain | 21.5dB |
| Channel quantity | 2 channels |
| Amplifier type | Class D |
| Frequency response | 10Hz-20KHz －1dB |
| Maximum output current per channel | 16.5A/33A(Bridge) |
| Signal-to-noise ratio | >110dB, “A” weighted at 4 ohm 250W |
| Thd | 0.003% 10W at 1KHz |
| Input terminals | 2-Channel RCA Input, 2-Channel XLR Input |
| Input impedance (rca) | 11KΩ |
| Input impedance (xlr) | 22KΩ |
| Input sensitivity | 2.7V |
| Output terminals | 2 pairs beryllium copper binding post custom made by Starke Sound |
| Output impedance | 0.136Ω(5 Hz to 100 kHz) |
| Minimum load impedance | 0.8Ω |
| True balance circuit | Yes |
| Fan noise | None |
| Power consumption | Standby ≤0.5W, Idle ≤14W, Maximum 900W |
| Control option | 12V trigger input & output |
| Cabinet | Aluminum |
| ITEM | QUANTITY |
|---|---|
| AMP-F2 stereo power amplifier | 1 |
| AC power cord | 1 |
| Trigger in cable | 1 |
The DMP-A6 Master Gen 2 is a focused source for a modern stereo system, bringing network music and local libraries to a dedicated component. It gives digital listening a clear place in the rack without requiring a stack of separate source boxes.
A large touch display and Eversolo Control app make browsing feel direct, while support for network services keeps familiar streaming options within the same system. Local files can sit alongside them in a library that can expand as listening habits grow.
Dual conversion circuitry and a linear power supply are part of the model’s design. Balanced and unbalanced outputs let it connect to a range of amplification, while HDMI ARC brings television audio into the same listening setup.
With network, local and TV sources sharing one component, the DMP-A6 Master Gen 2 is an adaptable foundation for a two-channel system that may change over time.
Official manufacturer product page
| ITEM | DESCRIPTION |
|---|---|
| A dedicated music source | Network streaming and local music libraries share one component. |
| Two ways to browse | A touchscreen and app provide direct control. |
| Expandable local storage | An internal SSD slot supports a larger music library. |
| Stereo system flexibility | Balanced and unbalanced analogue outputs support different amplifier connections. |
| Television audio | HDMI ARC brings a television source into the system. |
| DETAIL | VALUE |
|---|---|
| Display | 6-inch LCD touchscreen |
| Internal memory | 4 GB DDR4 + 32 GB eMMC |
| DAC | 2 × ES9038Q2M |
| Operational amplifier | OPA1612 |
| Power supply | Low-noise, high-quality linear power supply |
| SSD expansion | M.2 NVMe 3.0 2280, supports up to 8 TB |
| Ethernet | RJ-45 (10/100/1000 Mbps) |
| Wireless network | 2.4G + 5G dual-band Wi-Fi |
| DAC decoding | Up to stereo DSD512, PCM 768 kHz 32-bit, MQA |
| Music streaming | Roon Ready, Spotify Connect, DLNA, TIDAL Connect |
| Bluetooth input | Bluetooth 5.0, SBC/AAC |
| USB audio input | Up to stereo DSD512, PCM 768 kHz 32-bit, MQA |
| HDMI ARC input | Up to stereo PCM 192 kHz / 24-bit |
| Dimensions | 187 × 270 × 90 mm (L × W × H) |
| ITEM | QUANTITY |
|---|---|
| DMP-A6 Master Edition Gen 2 music streamer | 1 |
| Power cable | 1 |
| USB data cable | 1 |
| Trigger cable | 1 |
| User manual | 1 |
The Reserve R200 is the larger of the two Polk Reserve standmounts, and the extra cone area changes what the speaker can do rather than simply making it play louder.
A six and a half inch turbine cone reaches lower than the compact model manages, far enough down that a subwoofer becomes optional in a medium room instead of essential to the system.
Above it sits the same ring radiator tweeter used across the range, crossing over higher here, which leaves the woofer carrying more of the vocal band before it hands across to the treble.
Sensitivity and nominal impedance are unchanged from its smaller sibling, so amplifier requirements stay modest despite the bigger cabinet. This is the standmount to choose when stands are acceptable but floorstanders are not, and it rewards being pulled clear of the wall behind it.
Polk Audio Reserve R200 official product page
| ITEM | DESCRIPTION |
|---|---|
| Larger turbine cone | More cone area for genuine low-end reach, not just volume. |
| Ring radiator tweeter | The same treble unit used across the Reserve range. |
| Higher crossover point | The woofer carries more of the vocal band before handing over. |
| Subwoofer optional | Extension low enough to work unaided in a medium room. |
| Modest amplifier demand | Sensitivity and load unchanged from the compact model. |
| DETAIL | VALUE |
|---|---|
| Driver complement | 1" Pinnacle Ring Radiator Tweeter, 6.5" Turbine Cone Woofer |
| Frequency response | 39Hz - 50kHz |
| Frequency response (-3dB limits) | 51Hz - 38kHz (-3dB) |
| Sensitivity | 86dB (2.83V/1m) |
| Nominal impedance | 8 Ohms (minimum 3.8 Ohms) |
| Recommended amplifier power | 30 - 200W |
| Crossover frequency | 3000 Hz (Tweeter/Mid-range) |
| Enclosure type | Rear X-Port |
| Dimensions | 190 x 359 x 353.8mm (7.5 x 14.1 x 13.9 in) |
| Weight | 8.7 kg per speaker |
| Sold as | Pair |
| ITEM | QUANTITY |
|---|---|
| Reserve R200 loudspeaker | Pair |
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