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General| Amplifier class | - |
|---|---|
| Frequency range | 20 - 20000 Hz |
| Output impedance | 50 Ω |
| Audio output channels | - channels |
| Peak power per channel | 50 W |
| Signal-to-Noise Ratio (SNR) | 98 dB |
| Total Harmonic Distortion (THD) | 0.005 % |
| Purpose | Home |
| On/off switch | Yes |
| Product color | Silver |
| Cables included | AC |
| Connectivity technology | Wired |
| Package weight | 9500 g |
Weight and Dimensions| Depth | 330 mm |
|---|---|
| Width | 430 mm |
| Height | 85 mm |
| Weight | 7500 g |
Read all instructions, avoid water, ensure ventilation, and avoid heat sources for safe operation.
Proper cleaning, power connection, cord protection, grounding, and handling during periods of non-use.
Procedures for handling damage, servicing, abnormal smells, and speaker connection safety.
Confirms product adherence to the IEC 60065 international electrical safety standard.
Guides on placing the amplifier on a level surface and ensuring adequate airflow through ventilation slots.
Instructions for connecting one or two pairs of 8-16 Ohm loudspeakers using SP1/SP2 terminals correctly.
How to connect the mains lead, verify voltage compatibility, and ensure proper earthing.
Details standby power consumption and recommends unplugging for extended periods of inactivity.
Guides on connecting various audio sources like tape decks, CD players, tuners, and VCRs to specific inputs.
Instructions for using the A70 as a pre-amplifier or connecting it to an external power amplifier.
Clarifies the function and typical usage of PRE OUT, LINE OUT, and RECORD OUT outputs.
Details the function of each button and the control knob located on the front panel.
Explains volume control, input level compensation for sources, and overload prevention.
Guides on selecting speaker sets (SP1/SP2) and using the active headphone socket.
Specifies the location of the IR receiver and the need for a clear line of sight.
Steps to record the currently selected source or a different source to tape outputs.
Operation of the TAPE button for playback and A/B comparison of recorded signals.
Accessing and modifying audio preferences such as balance, volume resolution, and input trims.
Setting input trims, processor mode for surround systems, and recording output source selection.
Configuring maximum startup volume and restoring all amplifier settings to factory defaults.
Introduction to the CR-389 remote control and its overall capabilities.
Functions for switching power, selecting speaker outputs, and adjusting display brightness.
Selecting audio sources, adjusting volume, and engaging the mute function.
Menu navigation, input trim adjustments, and basic CD player operations.
Critical warnings and checks before making any amplifier or speaker connections.
Explains the benefits of bi-wiring and provides instructions for connecting cables to speakers.
Guides on using separate amplifiers for high and low frequency drive units in loudspeakers.
Addresses heatsink and transformer protection mechanisms that may cause sound interruptions.
Explains protection mechanisms preventing immediate power-on after switch-off.
Lists detailed technical data including power output, inputs, outputs, and dimensions.
Table listing decimal codes for IR commands used by the A70 amplifier.
Details warranty coverage, terms, and the process for making a claim.
Provides Arcam contact information for support and instructions for online registration.
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