• RCX050
  • RCX080
  • RCX170
RCX050 (25mm Tweeter)

Specifications and details

Rated input 25W
Maximum input 100W
Impedance
Reproduced frequencies 60Hz~18kHz
Output sound pressure 90.5dB W/m
DC12V input
Weight 16.5kg
Maximum current consumption 1.9A
Crossover frequency: 1.5kHz or higher
When using -12dB/Oct. Network

Features

A) Diaphragm
Designed for high resolution, enabling metal instrument sound quality with good response and resolution by using a carbon material with high sound velocity for high-fidelity high-range characteristics.

B) Edge
Provides sound with good response by using lightweight polyester material for high-fidelity high-range characteristics.

C) Voice coil
Faithful reproductions is achieved by using rectangular wire and effectively employing the space factor.

D) Neodymium magnetic circuit
High-performance reproduction is obtained with a magnetic flux of 1.6 tesla by using a high-performance magnet.
Magnetic circuit parts are fabricated by machining, and this contributes to superior sound quality.

E) Frame
Frame is machined from pure brass, with a nickel-chromium plated surface, to provide clear sound quality.

Other
① Lead-free solder with silver is used for all solder joints
② All products are produced by hand in Japan, and quality is controlled through 100% measurement.

RCX080 (80mm MID RANGE)

Specifications and details

Rated input 25W
Maximum input 100W
Impedance
Reproduced frequencies 60Hz~18kHz
Output sound pressure 90.5dB W/m
DC12V input
Weight 16.5kg
Maximum current consumption 1.9A
Crossover frequency: 500Hz or higher
When using -12dB/Oct. Network

Features

A) Cone paper
Divided vibration is suppressed by impregnating the papermade cone with a special treatment agent to improve strength.

B) Damper
Aramid fiber is used as the base material, and its characteristics provide outstanding durability and straightness, thereby yielding linear vibration amplitude.

C) Special adhesive fastening to dampen resonance
Clear sound quality is provided over the entire range by suppressing cabinet resonance that occurs due to speaker vibration amplitude.

D) Dust cap
Can provide metal instrument sound quality with good response and resolution by using a titanium material with high sound velocity for high-fidelity high-range reproduction.

E) Neodymium magnetic circuit
Uses powerful neodymium ring magnet (1.7 tesla). Magnetic circuit parts are fabricated by machining, and this contributes to superior sound quality.

F) Voice coil
Employs edge-wise voice coil wire, different from ordinary round wire. This allows gaps between wires to be minimized, and dramatically improves the utilization rate of magnetic force.
This also makes it possible to secure the ideal winding width of voice coil wire, so changes in sound quality are small, even with large vibration amplitude.

Other
① Lead-free solder with silver is used for all solder joints
② All products are produced by hand in Japan, and quality is controlled through 100% measurement.

RCX170 (170mm FULL RANGE)

Specifications and details

Rated input 25W
Maximum input 100W
Impedance
Reproduced frequencies 60Hz~18kHz
Output sound pressure 90.5dB W/m
DC12V input
Weight 16.5kg
Maximum current consumption 1.9A

Features

A) Cone paper
Divided vibration is suppressed by impregnating the papermade cone with a special treatment agent to improve strength.

B) Damper
Aramid fiber is used as the base material, and its characteristics provide outstanding durability and straightness, thereby yielding linear vibration amplitude.

C) Special adhesive fastening to dampen resonance
Clear sound quality is provided over the entire range by suppressing cabinet resonance that occurs due to speaker vibration amplitude.

D) Voice coil
Employs rectangular wire, different from ordinary round wire. This allows gaps between wires to be minimized, and dramatically improves the utilization rate of magnetic force.
This also makes it possible to secure the ideal winding width of voice coil wire, so changes in sound quality are small, even with large vibration amplitude.

E) Large neodymium magnetic circuit
High-performance reproduction is achieved with a magnetic flux of 1.9 tesla by using a high-performance magnet.
Magnetic circuit parts are fabricated by machining, and this contributes to superior sound quality.

F) Edge
By using butyl rubber, divided vibration of the cone paper slanted face is reduced, and clear, rich low-range reproduction is achieved.

G) Phase plug
Frame is machined from pure brass, with a nickel-chromium plated surface, to provide clear sound quality.

H) Cover
Slight vibration of the magnetic circuit is suppressed by shaving out pure aluminum, and thereby providing clear sound with low distortion.

Other
① Lead-free solder with silver is used for all solder joints
② All products are produced by hand in Japan, and quality is controlled through 100% measurement.

Royal Sangyo Co., Ltd.Royal Sangyo Co., Ltd.

Head Office Factory:
〒336-0932 Nakao 945-2, Midori-ku, Saitama-shi, Saitama, Japan
TEL:+81-48-810-1313 FAX:+81-48-874-3679

Kofu Development Center:
〒400-0112 Natori 298-4, Kai-shi, Yamanashi, Japan
TEL:+81-55-236-9393 FAX:+81-55-236-9390

Business description

Development, design, and manufacturing of speaker units
<Speaker-related parts>
Aluminum/Titanium cap manufacturing, aluminum/titanium diaphragm manufacturing, voice coil assembly
<Units>
Car speakers, audio speakers, TV speakers

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