Citaat van: bas focal marantz op augustus 29, 2014, 01:36:38
dynaudio focus 220mk2 86-87-88 db volgens specs wat ik kan vinden op www.
ik heb de 220
Onderstaand kun je vinden in het archief van dynaudio
Technical Specifications Focus 220
Sensitivity (2.83 V/1 m): 86 dB
IEC Long Term Power Handling: > 250 watts
Impedance, Nominal: 4 ohms
Frequency Response: (+/- 3 dB) 32 Hz – 25 kHz
Internal Cabinet Volume: 33 litres
Bass Principle: Bass reflex
Weight: 18.7 kg
Dimensions (W x H x D): 205 x 980 x 295 mm
Crossover: 2 way
Crossover Frequencies: 1600 Hz
Crossover Slope: Woofer 6 dB/octave; Tweeter 6 dB/octave
Recommended Placing: Floor
Remarks: Tweeters: • 28 mm soft dome
• Magnetic fluid
• Pure aluminium wire voice coil
• Rear chamber
Woofer: • Dual 17 cm with die cast chassis
• One piece moulded MSP cone
• 75 mm long throw pure aluminium wire voice coil wounded on
aluminium former
• Extra strong ferrite magnets
Crossover: • The crossover is impedance corrected
• Inductors wound on "air cores"
• Capacitors with low loss dielectricum
• Zero compression resistors