RA2100b - Receiver ROLLS - Free user manual and instructions
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| Product Type | Stereo Receiver |
| Model | RA2100b |
| Brand | Rolls |
| Dimensions (W × H × D) | 17 × 3 × 12 inches (43.2 × 7.6 × 30.5 cm) |
| Weight | 8 lbs (3.6 kg) |
| Power Supply | 120V AC, 50/60 Hz |
| Power Consumption | 50 W |
| Audio Output Power | 20 W per channel (into 8 ohms) |
| Frequency Response | 20 Hz – 20 kHz |
| Input Sensitivity (Line) | 200 mV |
| Input Impedance | 47 kΩ |
| Output Impedance | 4-16 Ω |
| Tuner Bands | AM / FM |
| Inputs | AUX, Tape, Phono (MM), Tuner |
| Outputs | Speaker A/B, Tape Rec, Headphone |
| Controls | Volume, Balance, Bass, Treble, Source Select |
| Indicators | Power, Signal, Tuning |
| Remote Control | Not included |
| Maintenance | Wipe with a dry, soft cloth. Do not use solvents. |
| Safety | Unplug before cleaning. Do not expose to moisture. |
| Repairability | Contact Rolls authorized service center. |
| Spare Parts | Available through Roll's support. |
Frequently Asked Questions - RA2100b ROLLS
How do I connect speakers to the RA2100b receiver?
Connect speaker wires to the corresponding Speaker A or B terminals on the rear panel. Ensure polarity (+/-) matches and impedance is 4-16 ohms.
How do I switch between different audio sources?
Use the Source Select knob on the front panel to choose from AUX, Tape, Phono, or Tuner. The selected source will be amplified.
What should I do if there is no sound output?
Check that speakers are properly connected, the volume is turned up, and the correct source is selected. Also ensure the Speaker A/B switch is set correctly.
How do I tune in FM or AM radio stations?
Set the Source to Tuner, then rotate the Tuning knob to find stations. For FM, adjust the antenna for best reception.
Can I connect a turntable to this receiver?
Yes, connect your turntable to the Phono input. This input has a built-in phono preamp for moving magnet (MM) cartridges.
How do I clean the receiver?
Unplug the unit and wipe the exterior with a dry, soft cloth. Do not use any liquids or cleaning agents.
What is the maximum power output?
The RA2100b delivers 20 watts per channel into 8 ohms, suitable for moderate listening levels in a small to medium room.
How do I use the headphone output?
Plug headphones into the front panel Headphone jack. Speakers will be muted automatically.
What type of antenna is needed for FM?
Use the supplied FM dipole antenna for FM reception. For AM, a loop antenna is included.
Can I connect a subwoofer?
This receiver does not have a dedicated subwoofer output. You can connect a powered subwoofer via the Tape Out or speaker-level inputs if the subwoofer supports it.
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USER MANUAL RA2100b ROLLS
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Product information
Brand : ROLLS
Model : RA2100b
Category : Receiver