Tube Audio Hifi: December 2011

Saturday, December 17, 2011

Audioromy 838A Integrated Tube Single Ended Power

Tube complement:
(2) power tubes are the National NOS 813 tube.
(2) middle tubes are some sort of vintage 6922/6DJ8.
(2) outer tubes are vintage 12AU7.
(1) 5U4 rectifer tube.
Power is rated for 30 watts per channel

Philips Sirius BD373A Tube Radio MW/SW/FM

Philips Sirius BD373A
Year: 1957–1959 Type: Radio - or past WW2 tuner
Valves / Tubes 7: ECC85 ECH81 EF89 EABC80 EM80 EL84 EZ80
Principle Super-Heterodyne (Super in general); IF-Freq 460/10700 kHz
Tuned circuits 6 AM circuit(s) 11 FM-circuit(s)
Wave bands Broadcast, Long Wave, Short Wave plus FM.
Details
Power type and voltage Alternating Current supply (AC) / 220 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
Power out 3 W
from Radiomuseum.org Model: Sirius 373 BD373A
Material Wooden case
Shape Tablemodel with Push Buttons.
Dimensions (WHD) 430 x 260 x 195 mm / 16.9 x 10.2 x 7.7 inch

Sunday, December 11, 2011

Synthesis Magnus Tube CD Player

Technical specifications:

Total audio distorsion: < 0,1% Audio S/N ratio: > 90.0 dB
Frequency audio response: 20Hz - 20KHz 0dB
Audio output level: 1.5V
Tube output: ECC88/6DJ8
D/A conversion: 24 Bit
Frequency: 192 KHz
Controls: Front panel:
Display, infrared receiver.
Front panel keys for:
Power switch,
open,play,pause
stop,next, prev.
Rear panel: Fuse, power plug
RCA output L and R ,
Digital output.
Mechanis: Quite track CD-DVD Rom transport
Display: 32 character LCD display
Format: CD Audio (CD-DA), CD-R, CD-R/W.
Audio output connectors: RCA gold plated
Digital output connectors: RCA gold plated
Power consumption: 35W Max
Finish: Front panel:
Transparent opaque dark grey laquer
Shiny black laquer.
Body:
Dark grey
Dimensions: (w,d,h) 440x350x120mm
Weight: 6.0 Kg
Remote control:
Transmitt: Infrared RC5 code
Function Stby, play, pause, stop, rep, next,
prev, time, rew, forw.
Battery 3 X 1,5V AAA
Power consumption: 20mW Max
Finish: Transparent opaque dark grey
laquer or Shiny black laquer.
Dimensions: (w,d,h) 65x170x25mm
Weight: 230 gr. (included battery) 0.1 Kg (excluded battery)

Monitor Audio Studio 15

Description:

two-way, reflex-loaded, stand-mounted loudspeaker.
Drive-units: 1" (25mm) aluminum-alloy dome tweeter, 6.5" (170mm) aluminum-alloy cone woofer.
Crossover frequency: approximately 3kHz.
Crossover slopes: 2nd-order, 12dB/octave high-pass.
Frequency response: 35Hz–24kHz ±3dB.
Sensitivity: 88.5dB/W/m (2.83V).
Maximum spl: 120dB.
Nominal impedance: 8 ohms.
Amplifier requirements: 30–200W.
Dimensions: 20.1" (510mm) H by 7.9" (200mm) W by 8.9" (255mm)
D. Shipping weight: 48.5 lbs/pair (22kg)