The GRS A25-10 is a meticulously crafted replacement woofer for the Dynaco A-25 speaker. It is a 10-inch woofer with a lighter cone design for improved transient response and accurate music reproduction. The rubber surround is durable and long-lasting, and the 6 ohm impedance makes it compatible with a wide range of amplifiers.
Highlights
- Meticulously crafted replacement woofer for the Dynaco A-25 speaker
- Lighter cone design for improved transient response and accurate music reproduction
- Aging considerations addressed with a softer suspension and cloth dust cap
- Fully compatible with the Dynaco A25's aperiodic bass reflex port
- Underdamped woofer design for precise performance with the original A25 cabinet
Product details
GRS A25-10 Replacement Woofer (Dynaco A25)
The GRS A25-10 is a drop-in replacement for the original woofer, so it is easy to install. Simply remove the old woofer and install the GRS A25-10 in its place. The woofer is also available in a variety of finishes to match your speakers. If you are looking for a high-quality replacement woofer for your Dynaco A25 speakers, the GRS A25-10 is a great option. It is well-made, easy to install, and sounds great.
The GRS A25-10 is made with high-quality materials, including a lightweight paper cone and a durable rubber surround. The woofer is designed to provide accurate and detailed sound reproduction, with a frequency response of 50Hz to 2000Hz. It's also efficient, so it can be driven by a wide range of amplifiers.
Article numberA25-10
EAN848864072517
Sensitivity (SPL at 1m / 2.83V)89.6 dB
Frequency Response30 - 4500 Hz
Voice Coil Diameter38 mm
DC Resistance (Re)6.6 Ω
Voice Coil Inductance (Le)1.7 mH
Resonant Frequency (Fs)30 Hz
Mechanical Q (Qms)2.50
Electromagnetic Q (Qes)0.43
Total Q (Qts)0.37
Diaphragm Mass Inc. Airload (Mms)49.6 g
Mechanical Compliance of Suspension (Cms)0.55 mm/N
Surface Area of Cone (Sd)346 cm²
Volume of Displacement (Vd)155.7 cm³
BL Product (BL)12.0 Tm
Compliance Equivalent Volume (Vas)91 Litres
Maximum Linear Excursion (Xmax)4.5 mm
Overall Outside Diameter254 mm
Overall Depth115.5 mm
Baffle Cutout Diameter130 mm
# Mounting Holes8