En OTL forstærker bygget i Polen
Eufonika H7 (ÂŁ300)
Model H7 - 6N1P and 6N13S tubes in OTL configuration without global feedback in pure class A.
OTL tube headphone amplifier made of high quality components for excellent electrical and sonic performance. Placed in a handmade, solid oak wood case. WIMA and NICHICON capacitors, ALPS potentiometer, precision metallic resistors, NEUTRIK and AMPHENOL connectors. Gold plated, ceramic tube sockets. Professionally designed and manufactured double-sided PCB.
The input signal goes to the volume potentiometer and then to the voltage amplifier built on the 6N1P tube, next goes to the cathode follower 6N13S. The power supply is built on an 80 watt EI transformer. High voltage filtering is based on two CLCLC filters. The input and output stages have separate power supplies. In total, three separate power supplies and four electric chokes are used. That greatly reduces output noise (hum) and provides perfect current for vacuum tubes. The amplifier circuit uses automatic current restriction so that it doesn't need any adjustment when replacing the tubes.
H7 has a warm sound signature which is very pleasant for long sessions.
Specifications
• Input impedance: 10 khm
• Sensitivity: 700 mV
• Frequency range: 15 Hz - 300 kHz
• Output power: 300 mW
• Optimal headphone impedance: 50 - 600 ohm
• Built-in headphone socket: 6.3mm + 3.5mm adapter
• Power supply: 220V - 230V AC
• Power consumption: 50 VA
• Dimensions: 350x200x125 [mm]
• Warrenty: One year (excluding electronic tubes)
• In box: OTL headphone amplifier, user manual, 1.8m power cord, 3.5mm jack adapter, 1x 6N13S, 1x 6N1P
Denne tour er allerede i gang !
Dette er den først binationale tour ever Jeg er pavestolt af det her..
SĂĄ vi skal kun bruge 8 til vores egen liste.
Den bliver sendt til Finland meget snart og når den kommer derfra er det vores tur, næste gang hvis der kommer en mere, gør vi det omvendt og starter her, de to Finner poster på det lokale forum og head-fi og deltager på samme vilkår som alle andre, vi fatter ikke en hat hvis de begynder med deres sprog her alligevel.
Jeg hĂĄber i er friske.
Midt December vil være mit bud på hvornår vi får den her til lands. Så kan vi lade første mand have den jul og nytår over, så det ikke går i smadder eller tabt mellem de mange ekstra juleting..
Listen
Jussi
endnu en finne
McM_dk
CHIbsen
Mortenhoe
Kolind
Kena - Meldt fra
Zenny
Pedeskov
Jimmbo