Summary of the content on the page No. 1
“Not only was the little Velodyne the best small sub I’ve ever used, it was
one of the very best subs I’ve used.”
-John Potis
SoundStage!, April 2002
HGS-15X THX Ultra 2
“The SPL-1200 was able to hit an impressively deep 16 Hz”.
-Tom Noussaine Owner's Manual
Sound & Vision, June 2001
“How do they get this kind of bass out of such a tiny box? Deep, tight, tuneful
and loud enough to rattle pictures on the wall—this is serious subwoofing.”
-Robert Deutsch
Stereophile Guide to Home Theater, Septe
Summary of the content on the page No. 2
Installation Worksheet IMPORTANT SAFETY INSTRUCTIONS Date: _____________ Model/Serial # ________________ CAUTION RISK OF ELECTRIC SHOCK Installed by: ____________________ Phone: _______________ DO NOT OPEN Caution: To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable Volume Setting: ____________ Output Level (dB): _________ parts inside. Refer servicing to qualified service personnel. The lighting flash with arrowhead symbol is intended t
Summary of the content on the page No. 3
IMPORTANTES CONSIGNES DE SECURITE Troubleshooting and Service ATTENTION Risque d’électrocution If you should experience a problem with the operation of your subwoofer, Ne pas ouvrir please check all of the following before seeking service. Following is a Attention: Afin d’éviter tout risque d’électrocution, ne pas enlever le boitier (ou partie arrière de l’enceinte). simple troubleshooting guide to assist you. Aucune pièce ne doit être manipulée par l’utilisateur. Pour tout entretien, vous réfé
Summary of the content on the page No. 4
WICHTIGE SICHERHEITSHINWEISE SPECIFICATIONS HGS-15X THX Ultra 2 VORSICHT Cabinet (H/W/D) 19.75" x 18" x 17-7/8" GEFÄHRLICHE SPANNUNG (49 x 45 x 45 cm) NICHT ÖFFNEN Frequency Response 18Hz - 120Hz +/- 3 dB Vorsicht: Zur Vermeidung von Gefahr durch elektrischen Schlag, Deckel (oder Rückwand) nicht Harmonic Distortion less than .5% abnehmen. Produkt enthält keine Anwenderteile. Reparatur und Wartung nur von qualifiziertem Subsonic Filter 15Hz or 35Hz Fachpersonal vornehmen lassen. High Pass Cros
Summary of the content on the page No. 5
with a feedback signal for the servo control circuitry. This high-gain system is Congratulations! designed to improve linearity and reduce distortion approximately 30 times over conventional non-servo systems. While the input signal is being sent to the amplifier Congratulations on your purchase of a Velodyne subwoofer system. This which powers the driver, a continuous signal representing cone motion is being sent system represents the absolute state of the art in accurate low frequency to a com
Summary of the content on the page No. 6
We determined that conventional motors are unacceptable when called Product Features and Controls upon to produce the amount of linear motion we desired. This inadequacy led us to design an improved motor structure by incorporating two coils, • 15" (12.7" piston diameter) subwoofer with tandem 3" voice coils and operating out of phase in a push-pull configuration within two magnetic gaps 220 oz. magnet and suspended by dual spiders for even greater linearity. We designed this • Built-in 1250 wat
Summary of the content on the page No. 7
Distortion in Loudspeakers Installation Nonlinear distortion is a problem which plagues all speakers. This particular type Your new Velodyne servo subwoofer provides for a number of installation of distortion is a common problem in subwoofers, which must move large amounts options. Read all the installation information below in order to determine of air to produce adequate levels of deep bass. Nonlinear distortion is defined as any which installation option is best for your system. Remember to p
Summary of the content on the page No. 8
A bypass switch is also provided if you wish to use an external crossover. Regardless of where you install your Velodyne subwoofer, it must remain If you are not using an external crossover, we recommend that you in an upright position (woofer facing forward). Using, shipping, or otherwise use the one provided within the unit for optimum performance! storing the subwoofer in any other position for an extended period of time may result in damage to the unit not covered by warranty. Phase adjustme
Summary of the content on the page No. 9
External remote jack Interconnect Cables This connection allows an auxiliary infrared remote receiver "eye" to be installed and placed where most convenient. This option is usually only required when the When installing your new Velodyne subwoofer using the line level connections, subwoofer is to be part of a custom installation in which the built in "eye" (located you should always use shielded phono cables. There are many decent cables adjacent to the speaker on the front baffle) will be hidde
Summary of the content on the page No. 10
Figure 1: Installation Using Line-Level Inputs Speaker-Level Connection Figure 2 shows an easy way to connect your Velodyne subwoofer directly to your receiver or integrated amplifier. When connected in this fashion, your satellite speakers will be crossed over at 80/100Hz, which removes the lower bass from your speakers, enabling them to do a better job reproducing high frequencies. You may also connect your satellites directly to your receiver or amplifier along with the subwoofer if you wish
Summary of the content on the page No. 11
Figure 1: Installation Using Line-Level Inputs Speaker-Level Connection Figure 2 shows an easy way to connect your Velodyne subwoofer directly to your receiver or integrated amplifier. When connected in this fashion, your satellite speakers will be crossed over at 80/100Hz, which removes the lower bass from your speakers, enabling them to do a better job reproducing high frequencies. You may also connect your satellites directly to your receiver or amplifier along with the subwoofer if you wish
Summary of the content on the page No. 12
External remote jack Interconnect Cables This connection allows an auxiliary infrared remote receiver "eye" to be installed and placed where most convenient. This option is usually only required when the When installing your new Velodyne subwoofer using the line level connections, subwoofer is to be part of a custom installation in which the built in "eye" (located you should always use shielded phono cables. There are many decent cables adjacent to the speaker on the front baffle) will be hidde
Summary of the content on the page No. 13
A bypass switch is also provided if you wish to use an external crossover. Regardless of where you install your Velodyne subwoofer, it must remain If you are not using an external crossover, we recommend that you in an upright position (woofer facing forward). Using, shipping, or otherwise use the one provided within the unit for optimum performance! storing the subwoofer in any other position for an extended period of time may result in damage to the unit not covered by warranty. Phase adjustme
Summary of the content on the page No. 14
Distortion in Loudspeakers Installation Nonlinear distortion is a problem which plagues all speakers. This particular type Your new Velodyne servo subwoofer provides for a number of installation of distortion is a common problem in subwoofers, which must move large amounts options. Read all the installation information below in order to determine of air to produce adequate levels of deep bass. Nonlinear distortion is defined as any which installation option is best for your system. Remember to p
Summary of the content on the page No. 15
We determined that conventional motors are unacceptable when called Product Features and Controls upon to produce the amount of linear motion we desired. This inadequacy led us to design an improved motor structure by incorporating two coils, • 15" (12.7" piston diameter) subwoofer with tandem 3" voice coils and operating out of phase in a push-pull configuration within two magnetic gaps 220 oz. magnet and suspended by dual spiders for even greater linearity. We designed this • Built-in 1250 wat
Summary of the content on the page No. 16
with a feedback signal for the servo control circuitry. This high-gain system is Congratulations! designed to improve linearity and reduce distortion approximately 30 times over conventional non-servo systems. While the input signal is being sent to the amplifier Congratulations on your purchase of a Velodyne subwoofer system. This which powers the driver, a continuous signal representing cone motion is being sent system represents the absolute state of the art in accurate low frequency to a com
Summary of the content on the page No. 17
IMPORTANTES CONSIGNES DE SECURITE Troubleshooting and Service ATTENTION Risque d’électrocution If you should experience a problem with the operation of your subwoofer, Ne pas ouvrir please check all of the following before seeking service. Following is a Attention: Afin d’éviter tout risque d’électrocution, ne pas enlever le boitier (ou partie arrière de l’enceinte). simple troubleshooting guide to assist you. Aucune pièce ne doit être manipulée par l’utilisateur. Pour tout entretien, vous réfé
Summary of the content on the page No. 18
WICHTIGE SICHERHEITSHINWEISE SPECIFICATIONS HGS-15X THX Ultra 2 VORSICHT Cabinet (H/W/D) 19.75" x 18" x 17-7/8" GEFÄHRLICHE SPANNUNG (49 x 45 x 45 cm) NICHT ÖFFNEN Frequency Response 18Hz - 120Hz +/- 3 dB Vorsicht: Zur Vermeidung von Gefahr durch elektrischen Schlag, Deckel (oder Rückwand) nicht Harmonic Distortion less than .5% abnehmen. Produkt enthält keine Anwenderteile. Reparatur und Wartung nur von qualifiziertem Subsonic Filter 15Hz or 35Hz Fachpersonal vornehmen lassen. High Pass Cros
Summary of the content on the page No. 19
Installation Worksheet IMPORTANT SAFETY INSTRUCTIONS Date: _____________ Model/Serial # ________________ CAUTION RISK OF ELECTRIC SHOCK Installed by: ____________________ Phone: _______________ DO NOT OPEN Caution: To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable Volume Setting: ____________ Output Level (dB): _________ parts inside. Refer servicing to qualified service personnel. The lighting flash with arrowhead symbol is intended t
Summary of the content on the page No. 20
“Not only was the little Velodyne the best small sub I’ve ever used, it was one of the very best subs I’ve used.” -John Potis SoundStage!, April 2002 HGS-15X THX Ultra 2 “The SPL-1200 was able to hit an impressively deep 16 Hz”. -Tom Noussaine Owner's Manual Sound & Vision, June 2001 “How do they get this kind of bass out of such a tiny box? Deep, tight, tuneful and loud enough to rattle pictures on the wall—this is serious subwoofing.” -Robert Deutsch Stereophile Guide to Home Theater, Septe
