Форум за електроника

[raichev]

Як усилвател DENON PMA900V-мощен и тягов,отлично външно и вътрешно състояние,загубена капачка на копчето за комутация на тонколоните,от доста време го ползвам като демоусилвател,тороидален траф с по 4 крайни на канал-300лв.


Type Pre- main amplifier
< Power amplifier section >
Rated output (20Hz - 20kHz) 120W + 120W (8 Ω)
200W + 200W (4 Ω)
Input sensitivity/impedance Processor loop input: 150mV/30k Ω
Total height harmonic wave distortion factor 0.004% (20Hz - 20kHz and 52.5W, 8 Ω)
Cross modulation distortion factor 0.003% (105W suitable, 8 Ω)
Dynamic power 400W/2 Ω
TIM strain Below measurement limiting value
Through late Above ±350V/ μ sec
Output bandwidth 5Hz - 80kHz (52.5W, 0.03% and 8 Ω)
Line input frequency 4Hz - 250kHz, +0 -3dB (1W, 8 Ω)
Output impedance 0.1 Ω Or less
Output terminal Speaker: AorB: 6 - 16 Ω, A+B: 12 - 16 Ω
Headphone jack installed capacity: 410mW (8 Ω), 8 - 400 Ω conformity
< Pre-amp section >
Input sensitivity/impedance Phono MM: 2.5mV/47k Ω
Phono MC: 0.2mV/200 Ω
CD and Video1, 2, AUX/Tuner and Tape1, 2: 150mV/30k Ω
Installed capacity/rated output (processor loop output containing) 10V/150mV
Total height harmonic wave distortion factor
(processor loop output containing) 0.002% (1kHz and 10V)
RIAA deviation 20Hz - 100kHz±0.3dB (MC IN - processor loop output containing)
< Synthesis >
Signal-noise ratio
(input short circuit and auditory sensation weighting A) Phono MM: 95dB (at the time of 2.5mV input)
Phono MC: 77dB (at the time of 0.25mV input)
Line: 107dB (at the time of 150mV input)
Tone control quality Bass: ±10dB (100Hz)
Treble: ±10dB (10kHz)
The sub sonic filter for Phono 16Hz, -12dB/oct
Picture in efficiency Frequency characteristic: DC - 10MHz±1dB
Rated voltage/impedance: 1C$vp-p75 Ω
Electric power consumption (electric supplies control method) 250W
Power source AC220V and 50Hz/60Hz
External size
(the foot, the knob and the terminal etc. are included) Width 434× height 157× depth 397mm
Weight 11.6 kg






_________________
Райчев
Пловдив "Гладстон" 11
http://raichevaudio.wordpress.com/