Technical specifications
Output power / Nominal
- 20 Hz – 20 kHz, THD < 1.0%, 4 Ohm, 2 x 150 W
- 20 Hz – 20 kHz, THD < 1.0%, 8 Ohm, 2 x 110 W
Peak
- 1 kHz, 4Ω: 2 x 250 W
Frequency response
- CD/Tuner/Aux/Line/Tape/Digital: 8 Hz – 110 kHz (-3.0 dB), 20 Hz – 20 kHz (+/-0.1 dB)
- Phono: 20 Hz – 20 kHz (+/-0.2 dB)
- Subsonic Filter: 16Hz, 18 dB/Oct.
Power consumption
- 350 W
Input sensivity
- Phono MM: 2,5mV/47kΩ
- Digital: -13.5 dBFS
- Phono MC: 0.25 mV/470 Ω
Digital inputs
- Supported sampling frequencies: 44.1/48/88.2/96/176.4/192kHz
- Supported bit depth: 16/24bits
- coaxial (cinch)
- optical (Toslink™)
Bluetooth® input
- Bluetooth® 4.0 / Qualcomm® aptX™
Mains voltage
- 230 VAC / 50 Hz
S/N ratio
- CD/Tuner/Aux/Line/Tape: 110 dB (A)
- Phono MM: 90 dB
- Phono MC: 78 dB
Dimensions (WxHxD)
- Main unit: 434 x 157 x 360 mm (410 mm incl. controls and connectors)
- Remote control: 40 x 100 x 16mm
Color
- Black
Weight
- 18.5 kg
Highlights
Amplifier and power supply
- Discrete high-performance amplifier with high quality power transistors from Sanken (Japan)
- Output rating of 150 watts of sine power per channel (4 ohms), max. total peak power of 500 watts
- Elaborate power supply with separately stabilised supply voltage for the individual circuits
- Performance-optimised high-capacity buffer capacitors from Vishay/BC-Components
- Generously dimensioned toroidal transformer in a vibrationresistant and air-tight configuration
Bluetooth® input
- Bluetooth® 4.0 / Qualcomm® aptX™
Highlights
- Stylish solid metal remote control for volume, input selection and mute function
- Combines an audiophile tube preamplifier and a high-performance transistor output stage
- Perfectly tuned, audiophile components ensure a very harmonious sound
- Audiophile tube preamplifier with two high-end low-noise tubes (E88CC) produced in Russia
- Modern connectivity with digital section and Bluetooth® input (4.0) with the high-end audio standard Qualcomm® aptX™
- Discrete high-end phono preamplifier with separate inputs for MM and MC systems
- High-quality Burr-Brown digital-analogue converter
Connections
- Power amplifier input (Main In) for an easy integration into a home cinema system
- Preamplifier output (Pre Out) for connecting subwoofers or additional power amplifiers
- Additional fixed level output (Rec Out)
- Headphone output with high quality 6.3 mm jack
- Output terminal with large, insulated speaker screw terminals
- Phono MM and MC inputs
- 4 high-level inputs
Preamplifier
- Particularly high-quality and low-noise SQ tube type, preselected and burned-in for 60 hours (Info: SQ („Special Quality“) is a high quality standard for tubes which was used e. g. for radio transmission technology and military purposes)
- High quality tube sockets with gold-plated contacts
- Input signal switching via high quality reed relays
- Phono preamplifier with separate MM / MC inputs, low-noise operational amplifiers and subsonic filter
- Digital input stage with an optical and an coaxial input for highresolution audio signals up to 192kHz/24bits
- Volume control via high-precision motorised potentiometer from ALPS
- Low-loss WIMA audio capacitors in the signal path
Cabinet
- Two solid heatsinks and a solid aluminium cover for transformer and power supply capacitors
- Sturdy solid metal housing with 8 mm front panel
- Solid aluminium control elements
- High-contrast „Organic LED“ display
Cabinet surface
- Black
Evaluations
Incredible integrated amplifier
I have had my RV4 for a few years now and enjoy it every day. The sound quality is very impressive, with warm tones, and powerful bass handling. The build quality is high quality. The RV4 is an amplifier to last a lifetime.