IWA215B - Receiver Adastra - Free user manual and instructions
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| Product Type | Stereo Receiver |
| Model | IWA215B |
| Brand | Adastra |
| Power Output | 2 x 15W RMS (8 ohms) |
| Frequency Response | 20 Hz - 20 kHz ±1 dB |
| Total Harmonic Distortion | < 0.05% |
| Input Sensitivity | 400 mV |
| Signal-to-Noise Ratio | > 85 dB |
| Input Impedance | 47 kOhms |
| Audio Inputs | 3x RCA Stereo, 1x 3.5mm Aux |
| Speaker Outputs | Binding posts, 2 channels |
| Power Supply | AC 100-240V, 50/60Hz, internal |
| Dimensions (W x H x D) | 430 x 65 x 250 mm |
| Weight | 3.2 kg |
| Construction | Metal chassis, black finish |
| Cooling | Passive ventilation slots |
| Standby Power Consumption | < 0.5 W |
| Operating Temperature | 0°C to 40°C |
| Safety Approvals | CE, RoHS |
| Care & Cleaning | Wipe with dry cloth; avoid liquids |
| Spare Parts & Repairability | Contact Adastra service center |
Frequently Asked Questions - IWA215B Adastra
What is the power output of the Adastra IWA215B receiver?
The Adastra IWA215B delivers 2 x 15W RMS into 8 ohms, suitable for small to medium rooms.
What audio inputs are available on the IWA215B?
It features 3 RCA stereo inputs and a 3.5mm auxiliary input for connecting various sources like CD players, TVs, or smartphones.
How do I connect speakers to the IWA215B?
Use the binding post terminals on the rear panel. Ensure proper polarity (red to +, black to -) and use speaker cable of appropriate gauge (e.g., 16 AWG).
Can the IWA215B be used with a subwoofer?
The IWA215B does not have a dedicated subwoofer output. For subwoofer use, you may need to connect via speaker-level inputs on the sub or use a line-level converter.
What is the frequency response of the IWA215B?
The frequency response is 20 Hz to 20 kHz ±1 dB, providing accurate reproduction across the audible spectrum.
Does the IWA215B have a headphone output?
No, the IWA215B does not include a headphone jack. It is designed for speaker operation only.
What are the dimensions of the IWA215B?
The dimensions are approximately 430 mm wide, 65 mm high, and 250 mm deep. It is a standard half-width component.
Is the IWA215B compatible with 100V line systems?
No, the IWA215B is a standard low-impedance receiver (4-8 ohms). For 100V line systems, use a dedicated 100V amplifier.
How do I clean the IWA215B?
Disconnect power and wipe the exterior with a soft, dry cloth. Do not use any liquids or abrasive cleaners, as they may damage the finish.
What should I do if the IWA215B does not power on?
Check the power cord connection and ensure the mains outlet is working. Verify the standby/on switch is in the on position. If still no power, contact Adastra support.
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