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Rolls Corporation

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    • Rolls MA252 Compact Class D Stereo Amplifier with 4-Channel Built-in Stereo Mixer

      Rolls MA252 Compact Class D Stereo Amplifier with 4-Channel Built-in Stereo Mixer

      The new MA252 is a compact class D stereo amplifier with a 4 CH. stereo mixer built in. It has 20 watts per channel @ 4 Ohms. The class D low heat design gives the MA252 the ability to be mounted in very tight applications. It will work great in ceilings by projectors, or anywhere small and heat free amplification is required. The MA252 is in an all metal chassis and weighs 1 pound. Overall dimension are 6.75" X 3.5" X 1.5". Bottom mounts are provided for permanent installations. The MA252 has an...

       

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      Item #: RLS-MA252

      Availability: Direct Ship From Manufacturer

      Our Price: $169.00

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    • Rolls MB15B 3.5mm / RCA / XLR ProMatch Converter

      Rolls MB15B 3.5mm / RCA / XLR ProMatch Converter

      The Rolls MB15 ProMatch converts consumer level stereo RCA signals to balanced XLR professional line level, and back. One side of the unit, labeled 1, has two XLR inputs and stereo RCA outputs. The other side labeled 2, has stereo RCA inputs and two XLR outputs. Each side has stereo level controls, and an LED indicates that power is applied to the unit. An additional benefit of the MB15 is that it will act as a balanced XLR line level control. By adding a stereo pair jumper between...

       

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      Item #: MB-15B

      Availability: In Stock

      Our Price: $56.00

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    • Rolls MX34C Live Mix 2 Channel Mic Mixer 1/8 In and Out

      Rolls MX34C Live Mix 2 Channel Mic Mixer 1/8 In and Out

      The Rolls MX34c LiveMix - two channel microphone mixer. Although having many uses, this little mixer was originally designed with the video camera operator in mind. The MX34c is a two channel microphone mixer with balanced XLR inputs, phantom power, and stereo 1/8" (3.5mm) outputs. The 3.5mm output may be switched either mic or line level. It has a stereo 1/8" (3.5mm) Auxiliary input for connection to any stereo line-level source such as an AM/FM tuner, CD player etc. And a 3.5mm...

       

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      Item #: MX34C

      Availability: Usually ships in 3-10 business days

      Our Price: $94.00

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    • Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

      Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

      The Rolls HE18 is a two channel audio hum and buzz remover. Everyone knows how annoying it is to have 60 cycle hum in your sound. Now you can eliminate virtually all ground hum and buzz by simply inserting the HE18 into the audio path. Plus, the unit will convert an unbalanced signal into a balanced signal, and vice-versa. This greatly improves overall noise performance. Features: Eliminates ground loop hum and buzz Leaves signal grounds connected Passive, the unit requires...

       

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      Item #: HE18

      Availability: Usually ships in 3-10 business days

      Our Price: $39.00

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    • Rolls HR155 5 Watt Rackmount Stereo Audio Monitor / Speaker

      Rolls HR155 5 Watt Rackmount Stereo Audio Monitor / Speaker

      The Rolls HR155 is a compact rack mount monitor speaker. This unit is designed and manufactured to monitor sound from any stereo RCA line level output, or a single balanced XLR at line level. The chassis design gives the HR155 the ability to be mounted in very tight applications. It will work great in racks, or anywhere a small monitor speaker is required. The HR155 is built in an all metal chassis and weighs 1.25 pounds. Overall dimensions are 7.5" X 3.125" X 1.75". The HR155...

       

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      Item #: HR155

      Availability: Direct Ship From Manufacturer

      Our Price: $100.00

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    • Rolls PB23 Phantom Power Adapter

      Rolls PB23 Phantom Power Adapter

      The Rolls PB23 is for powering phantom powered microphones with 48VDC. Since the unit uses a 100KHz switching power supply there is no audio noise generated. It has an output pull down resistors so it will work with any mixer. Features: Powers a single microphone Utilizes a switching regulator for stable voltage performance Specifications: Phantom voltage: 48V Connectors: 1: Male XLR, 1: Female XLR, 1: 5mm DC input jack Power Input 12 - 18 VCD (Rolls PS27) Size: 3" x 2.5"...

       

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      Item #: PB23

      Availability: Usually ships in 3-10 business days

      Our Price: $44.00

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    • Rolls RM69 MixMate 3 - 6 Channel/1RU Electronic Audio Mixer

      Rolls RM69 MixMate 3 - 6 Channel/1RU Electronic Audio Mixer

      The Rolls RM69 MixMate 3 is six channel, single rack space, electronic audio mixer with two microphone inputs and four stereo line inputs. The unit is ideal for installs such as small restaurants or night clubs where space is a consideration, without compromising audio quality. A convenient front-panel 3.5mm jack has been included for connection to any standard MP3 player's headphone output. Features: Two XLR Microphone Inputs (including a paralleled front panel input). Individually...

       

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      Item #: RLS-RM69

      Availability: In Stock

      Our Price: $150.00

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    • Rolls MX124 ProMix IV Portable 4 Channel Field Mixer Battery or AC Operation

      Rolls MX124 ProMix IV Portable 4 Channel Field Mixer Battery or AC Operation

      The Rolls MX124 Pro-MixIV mixes 4 microphones into two transformer balanced outputs. It has four XLR inputs, each with individually switchable phantom power, and Low Cut switches (100 Hz high pass filter), a Level control, and a Pan control. As mentioned, it has two transformer balanced, XLR outputs. A 1/4 inch Aux/Headphone output has been provided along with a Clip indicator, Power indicator, and Power switch. The unit is also powered by two 9-Volt alkaline batteries or the included...

       

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      Item #: MX124

      Availability: In Stock

      Our Price: $150.00

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    • Rolls RA170 70-Volt Audio Power Amplifier

      Rolls RA170 70-Volt Audio Power Amplifier

      The Rolls RA170 Power Amplifier was designed especially for the installation contractor. The RA170 is a single rack-space, mono unit with a choice of an RCA or 1/4" unbalanced input. The 70 volt speaker outputs are provided via spring-loaded terminals - no transformer is required for speaker connection. The front panel includes a Power indicator LED, a Volume control, and two Clip LEDs which indicate circuitry overload. The output circuitry is protected from momentary shorting and...

       

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      Item #: RA170

      Availability: In Stock

      Our Price: $225.00

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    • Rolls MX422 4 Channel Portable Microphone/Line Field Mixer

      Rolls MX422 4 Channel Portable Microphone/Line Field Mixer

      The Rolls MX422 is a four channel, microphone/line mixer with balanced XLR inputs and outputs. The unit is ideal for the broadcast and video markets. It has the same features of other ENG / portable mixers without the extremely high price. Applications include: DV Field Production Electronic News Gathering Location Recording (Dialogue and Music) Digital Recording Broadcast Remotes Desktop Mixing for Video Post Production. MX422 Field Mixer Meter...

       

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      Item #: MX422

      Availability: Direct Ship From Manufacturer

      Our Price: $439.00

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    • Rolls DA134 4 Channel RCA Distribution Amp

      Rolls DA134 4 Channel RCA Distribution Amp

      Designed for high end RCA audio distribution the Rolls DA134 is a four channel distribution amplifier. RCA and 1/8” inputs that can be switched from mono or stereo. The DA134 will distribute a mono signal to eight outputs, or a stereo signal to four stereo outputs. The outputs are designed to drive line level signals. The DA134 is the perfect distribution amp anywhere high quality sound distribution is required. Features: Expands the output of a stereo device to multiple outputs Can...

       

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      Item #: RLS-DA134

      Availability: In Stock

      Our Price: $99.00

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    • Rolls HA43 PRO 4 Channel Stereo Headphone Amp

      Rolls HA43 PRO 4 Channel Stereo Headphone Amp

      The Rolls HA43 Pro is a full frequency response four channel headphone monitoring device designed for the recording studio, or other professional applications like listening rooms and monitoring stations. Each output boasts a whopping 20 dB of clean channel gain. Features: Stereo 1/4" and Dual RCA Inputs. Slider Volume controls. AC adapter included. Full frequency response. Lots of output level.... it's loud! HA43 Pro Specifications: Input Impedance: 100K Ohms unbalanced Size:...

       

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      Item #: HA-43PRO

      Availability: Usually ships in 3-10 business days

      Our Price: $50.00

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    • Rolls MP13 Mini-Mic Preamp XLR-1/4 Phantom

      Rolls MP13 Mini-Mic Preamp XLR-1/4 Phantom

      The Rolls MP13 is a small, simple, and inexpensive microphone pre amplifier for a variety of applications. The unit has XLR and 1/4" Outputs, XLR and 1/8" Inputs, and a single Gain control with a Clip indicator. Switchable Phantom Power is included for use with a condenser microphone. The unit comes complete with a power adapter. Features: Small size Works with dynamic, Phantom and Heaset mics XLR and 3.5mm inputs XLR and 1/4" outs Works with 9 to 12 Vdc Specifications: Input...

       

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      Item #: MP13

      Availability: In Stock

      Our Price: $56.00

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    • Rolls HV6 Headphone Volume Control

      Rolls HV6 Headphone Volume Control

      The HV6 (headphone volume) is designed to attenuate stereo headphone signal levels. Since the unit is passive and requires no power, it can go anywhere in a headphone level signal path, and does not need to be located near a power source. The HV6 features 1/4 Tip-Ring-Sleeve and Stereo(XLR type) inputs, Outputs are 1/4 Tip-Ring-Sleeve and 3.5mm. Features: Stereo (Male XLR jack) and 1/4" TRS Inputs 3.5mm and 1/4" TRS Stereo Outputs Stereo signal Level adjustment Belt clip is included Specifications:...

       

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      Item #: RLS-HV6

      Availability: Usually ships in 3-10 business days

      Our Price: $65.00

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    • Rolls RM82 8 XLR & 1/4 Input Rackmount Mic Line Mixer with Tone Controls

      Rolls RM82 8 XLR & 1/4 Input Rackmount Mic Line Mixer with Tone Controls

      The Rolls RM82 is an eight channel mixer in a single rack space intended for a variety of sound reinforcement applications including board rooms, churches, mixing console expansion etc. Virtually any application where up to eight microphones need to be mixed together, and space is limited, is met by the RM82. Each of the eight channels has an XLR microphone input, as well as a 1/4" unbalanced input. The 1/4" jacks may be internally reconfigured to become channel Inserts or Direct...

       

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      Item #: RM82

      Availability: In Stock

      Our Price: $225.00

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    • Rolls PB223 Dual Phantom Power Adapter

      Rolls PB223 Dual Phantom Power Adapter

      The Rolls PB223 is for powering phantom powered microphones with 48VDC. Since the unit uses a 100KHz switching power supply there is no audio noise generated. The PB223 has output pull down resistors so it will work with any mixer. The PB223 is identical to the PB23, except it powers two microphones rather than one. Features: Utilizes a switching regulator for stable voltage performance Power condenser microphones requiring phantom power Operates on the included Rolls PS27 12VDC...

       

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      Item #: PB223

      Availability: Usually ships in 3-10 business days

      Our Price: $56.00

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    • Rolls HR70 FM Digital Transmitter

      Rolls HR70 FM Digital Transmitter

      The Rolls HR70 is a digital FM transmitter. Send a signal to the XLR or RCA inputs of the HR70. Select what frequency you would like to broadcast those signals on --87.5 to 108 MHz-- and you are now sending signals via FM radio. The HR70 also has a talk over circuit built in. Note: Please only use the Rolls supplied 15VDC power adapter. Features: Simple way to broadcast signals over FM Clean simple design All metal chassis Included DC power supply Specifications:...

       

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      Item #: RLS-HR70

      Availability: In Stock

      Our Price: $179.00

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    • Rolls RA102 10-Channel Expandable Headphone Amplifier

      Rolls RA102 10-Channel Expandable Headphone Amplifier

      The Rolls RA102 is a 10 channel headphone amplifier that can be ganged together for as many channels as desired. It has 1/8" stereo outputs on the front and 1/4" outs on the rear for installations all in a 1U space. Please note!: The minimum headphone impedance for the RA102 is 8ohms. The maximum headphone impedance is 1000ohms. If you connect and use the RA102 with a lower headphone impedance than listed above, you will damage the unit and possibly other equipment...

       

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      Item #: RA102

      Availability: Direct Ship From Manufacturer

      Our Price: $175.00

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    • Rolls MX44 PRO 4 Channel Stereo Mixer

      Rolls MX44 PRO 4 Channel Stereo Mixer

      The MX44 Pro by Rolls is an active 4 Channel Stereo Mixer, perfect for mixing any stereo line source to a stereo input expecting to see a +4 dB or line level input signal. This unit is designed to mix up to four stereo line-level signals such as smart phones, instruments, CD players, DVD players, MP3 players, laptop computers, and more to a single stereo output. Four stereo inputs to one stereo output Stereo RCA and 1/8" TRS Stereo high-impedance inputs Stereo RCA and 1/8"...

       

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      Item #: RLS-MX44-PRO

      Availability: Usually ships in 3-10 business days

      Our Price: $79.00

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    • Rolls MX22s Mini Mix 2-Channel Line Mixer

      Rolls MX22s Mini Mix 2-Channel Line Mixer

      The Rolls MX22s is a 2 Channel mixer for mixing a 1/8" line signal such as a laptop computer or Ipod, and a stereo RCA signal such as a CD player. The MX22s has enough output to drive a power amplifier directly, and is ideal for audio visual and aerobics studio applications. The MX22s can be configured as either Stereo (default) or Mono, by moving a shorting jumper on the PCB. Power adapter is included. Features: 1/8" and RCA line level signals Dual RCA Stereo output Individual...

       

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      Item #: MX22S

      Availability: In Stock

      Our Price: $50.00

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    • Rolls HA243 4 Channel Studiophile Headphone Amp

      Rolls HA243 4 Channel Studiophile Headphone Amp

      The Rolls HA243 is a high powered headphone amplifier with four 1/4" and 1/8" (3.5mm) headphone outs. The HA243 features an A-B switch for each channel to monitor either the A or B input with the flick of a switch! Please note! Plugging a mono 1/4" or 1/8" TS plug into the Headphone Outputs on the front or rear of the HA243 will cause permanent damage to the unit because one side would be shorted to ground. Never plug a mono plug into ever plug a mono plug into...

       

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      Item #: HA-243

      Availability: Direct Ship From Manufacturer

      Our Price: $130.00

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    • Rolls MX122 MiniMix Pro Mic/Source Mixer

      Rolls MX122 MiniMix Pro Mic/Source Mixer

      The Rolls MX122 is a five channel audio mixer which combines a single microphone signal with four stereo instrument or line level signals. The XLR Microphone input has a trim control and switchable +12 VDC phantom power available. The unit is ideal for musicians needing to mix stereo keyboards and sound modules with a single microphone. Features: 1 XLR balanced Mic Input with rear panel Trim control. +12VDC Phantom Power. 4 individual 1/4" Stereo Inputs. Balanced 1/4" TRS Outputs. Balance...

       

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      Item #: MX122

      Availability: In Stock

      Our Price: $119.00

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    • Rolls HA204p 4 Channel Portable Battery Operated Headphone Amp

      Rolls HA204p 4 Channel Portable Battery Operated Headphone Amp

      The HA204p is a full frequency response, four channel headphone monitoring device designed for the recording studio, or other professional applications. Each output boasts a whopping 20 dB of clean channel gain. Features: Stereo 1/8” and Dual RCA Inputs Rotary Volume controls AC adapter included 15-35k Hz frequency response Lots of output level.... it’s loud! 9V battery Operated Specifications: Input Impedance: 47k Ohms Max Input Level: +13 dBV adapter, +8 dBV Battery Input Connectors: TRS Stereo...

       

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      Item #: RLS-HA204P

      Availability: Usually ships in 3-10 business days

      Our Price: $99.00

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    • Rolls DU30b Mic Preamp Audio Ducker

      Rolls DU30b Mic Preamp Audio Ducker

      The Rolls DU30b is a microphone preamp and background music preamp. When an announcement is made into the microphone, the music is automatically "ducked" under the announcement. Then the music is brought back to it's previous level. Features: Automatically ducks music under announcements Perfect for restaurants and small clubs Clean, Quiet Mic Preamp Female XLR jack for connection to a dynamic or condenser paging microphone. Jumper for engaging the +12 volt phantom power to...

       

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      Item #: DU30B

      Availability: Usually ships in 3-10 business days

      Our Price: $80.00

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    • Rolls PI9 Phone Patch II Telephone Audio Interface

      Rolls PI9 Phone Patch II Telephone Audio Interface

      The Rolls PI9 takes a signal from a standard telephone jack and,via transformer isolation, connects to a pair of RCA jacks, or a stereo 1/8" (3.5mm) jack. The isolation keeps the output signal separate from the telephone line, and will not keep the line open unless the internal jumper is moved. Applications for the PI9 include broadcast, conference rooms, phone training, or wherever a phone conversation needs to be recorded or heard over a PA system. Please Note...

       

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      Item #: PI9

      Availability: Usually ships in 3-10 business days

      Our Price: $44.00

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      Rolls Corporation is a company specializing in audio electronics manufacturing. Products include signal processors, amplifiers, mixers, signal sources, and interface accessories.

      Markertek is proud to offer FREE UPS Ground Shipping on Featured Rolls Products!
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      Markertek is an authorized dealer for the entire Rolls line. If you don't see what you're looking for, contact us and we'll do our best to get it for you.

       
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