Table of contents Table of contents General notes............................... 4 Safety instructions............................. 7 Features............................... 12 Installation and starting up........................ 13 Connections and operating elements................... 15 Technical specifications........................22 Plug and connection assignment....................23 Protecting the environment......................25 HB-120R...
General notes General notes This user manual contains important information on safe operation of the device. Read and follow all safety notes and all instructions. Save this manual for future reference. Make sure that it is available to all persons using this device. If you sell the device, include the manual for the next owner.
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General notes Signal word Meaning DANGER! This combination of symbol and signal word indicates an immediate dangerous situation that will result in death or serious injury if it is not avoided. CAUTION! This combination of symbol and signal word indicates a possible dangerous situation that can result in minor injury if it is not avoided.
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General notes Warning signs Type of danger Warning – danger zone. guitar combo...
Safety instructions Safety instructions Intended use This device is intended to be used for amplification and playback of signals from musical instruments with electromagnetic pickups. Any other use or use under other operating condi‐ tions is considered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use.
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Safety instructions DANGER! Electric shock caused by high voltages inside Within the device there are areas where high voltages may be present. Never remove any covers. There are no user-serviceable parts inside. DANGER! Electric shock caused by short-circuit Always use proper ready-made insulated mains cabling (power cord) with a pro‐ tective contact plug.
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Safety instructions CAUTION! Possible hearing damage The device can produce volume levels that may cause temporary or permanent hearing impairment. Over an extended period of time, even levels that seem to be uncritical can cause hearing damage. Decrease the volume level immediately if you experience ringing in your ears or hearing impairment.
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Safety instructions NOTICE! Risk of fire Do not cover the device nor any ventilation slots. Do not place the device near any direct heat source. Keep the device away from naked flames. NOTICE! Operating conditions This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture.
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Safety instructions NOTICE! Power supply Before connecting the device, ensure that the input voltage (AC outlet) matches the voltage rating of the device and that the AC outlet is protected by a residual current circuit breaker. Failure to do so could result in damage to the device and possibly injure the user.
Features Features Special features of the device Output power 120 watt (4 Ω) 2 × 12" Celestion speakers Two channels (selectable) Effects loop Inputs – – Footswitch Outputs – Headphones – Speaker Standby function guitar combo...
Installation and starting up Installation and starting up Unpack and carefully check that there is no transportation damage before using the unit. Keep the equipment packaging. To fully protect the device against vibration, dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage, respectively.
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Installation and starting up NOTICE! Possible property damage by magnetic fields Loudspeakers produce a static magnetic field. Therefore, maintain an appropriate distance to devices that can be adversely affected or damaged by an external magnetic field. guitar combo...
Connections and operating elements Connections and operating elements Front panel HB-120R...
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Connections and operating elements 1 [INPUT] 1/4" phone socket to connect your instrument. You can also connect other active signal sources like CD or MP3 players, keyboards, mixers etc. to this input. 2 [GAIN] Control to adjust the preamp gain of the signal in channel 1. 3 [VOICE] Control to adjust the tone colour of the signal in channel 1.
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Connections and operating elements 7 [CHANNEL SELECT] Channel 1 / 2 select switch. The LED of the active channel lights permanently during operation. 8 [GAIN ON] Pushbutton for enabling the preamplifier (gain) in channel 2. 9 [GAIN] Control to adjust the preamp gain of the signal in channel 2. 11 [BASS] Control to adjust the low frequency of the signal in channel 2.
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Connections and operating elements 15 Aux input for connecting an MP3 or CD player (3.5 mm mini phone socket). 16 Headphones output (3.5 mm mini phone socket). When you connect headphones, the internal speakers are automatically muted. 17 [LINE OUT] Output (3.5 mm mini phone socket) for connecting an external amplifier or recording device.
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Connections and operating elements 21 Status indicator channel 2 This LED lights during operation when channel 2 is activated. 22 Standby indicator This LED lights red during normal operation. If there is no signal input at the [INPUT] jack for 30 minutes, the device will automatically enter standby mode and the indicator lights green.
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Connections and operating elements Rear panel guitar combo...
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Connections and operating elements 23 IEC chassis plug with fuse holder. Find technical data on spare fuses and power supply below or next to the fuse holder. 24 [FOOT SWITCH] Footswitch jack (6.35 mm phone socket). 25 [LOUDSPEAKER] Output jack for connecting an external speaker box (6.35 mm phone socket). 26 [FX SEND | RETURN] In and output jacks for looping in an effects unit (6.35 mm jack sockets).
Technical specifications Technical specifications Output power 120 W (RMS) @ 4 Ω 60 W (RMS) @ 8 Ω Frequency range 50 Hz to 8 kHz Max. gain Channel 1: 105 dB Channel 2: 55 dB Input impedance 220 kΩ 0.5% (typical) Power consumption max.
Plug and connection assignment Plug and connection assignment Introduction This chapter will help you select the right cables and plugs to connect your valuable equip‐ ment in such a way that a perfect sound experience is ensured. Please note these advices, because especially in ‘Sound & Light’ caution is indicated: Even if a plug fits into the socket, an incorrect connection may result in a destroyed power amp, a short circuit or ‘just’...
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Plug and connection assignment Since the interference affects both cores equally, by subtracting the phase-shifted signals, the interfering signal is completely neutralized. The result is a pure signal without any noise inter‐ ference. 1/4" TS phone plug (mono, unbalanced) Signal Ground, shielding Three-pole 1/8"...
Protecting the environment Protecting the environment Disposal of the packaging mate‐ rial For the transport and protective packaging, environmentally friendly materials have been chosen that can be supplied to normal recycling. Ensure that plastic bags, packaging, etc. are properly disposed of. Do not just dispose of these materials with your normal household waste, but make sure that they are collected for recycling.
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