MTC Mk2 - Headphone amplifier SPL - Free user manual and instructions
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| Product Type | Headphone Amplifier |
| Brand | SPL |
| Model | MTC Mk2 |
| Dimensions (W x H x D) | 482 x 44 x 200 mm (19" rackmount, 1U) |
| Weight | 2.5 kg |
| Power Supply | Internal, 100-240 V AC, 50/60 Hz, 15 W |
| Number of Headphone Outputs | 4 |
| Output Impedance | < 1 Ω |
| Frequency Response | 10 Hz – 30 kHz (±0.5 dB) |
| Maximum Output Power | 300 mW per channel into 32 Ω |
| Signal-to-Noise Ratio | > 100 dB (A-weighted) |
| THD+N | < 0.001% |
| Inputs | 2x balanced XLR, 2x unbalanced RCA |
| Controls | Individual volume per output, master volume, input selection |
| Indicators | Power LED, signal presence LEDs per channel |
| Housing | Steel chassis, black anodized front panel |
| Operating Temperature | 0°C to 40°C |
| Accessories Included | Power cord, rackmount ears, user manual |
| Cleaning Instructions | Wipe with a dry, soft cloth; avoid solvents |
| Repairability | Serviceable by qualified technician; no user-serviceable parts inside |
Frequently Asked Questions - MTC Mk2 SPL
How do I connect my headphones to the MTC Mk2?
Use a 1/4" (6.35 mm) stereo jack plug. Insert it firmly into any of the four headphone outputs. Ensure the volume is turned down before connecting.
Can I use the MTC Mk2 with both balanced and unbalanced sources?
Yes, the MTC Mk2 has two balanced XLR inputs and two unbalanced RCA inputs. You can select the input via the front panel switch.
What is the maximum output power of the headphone amplifier?
The MTC Mk2 delivers up to 300 mW per channel into 32 Ω loads, enough for most headphones.
How do I adjust the volume for individual headphones?
Each of the four headphone outputs has its own volume control knob on the front panel. Turn clockwise to increase, counterclockwise to decrease.
Is the MTC Mk2 suitable for low-impedance headphones?
Yes, the amplifier has a very low output impedance (< 1 Ω), making it suitable for low-impedance headphones like in-ear monitors.
Can I rackmount the MTC Mk2?
Yes, it is designed for 19" rackmounting and occupies 1U height. Rackmount ears are included.
How do I clean the MTC Mk2?
Disconnect from power and wipe the exterior with a dry, soft cloth. Do not use alcohol or abrasive cleaners.
What should I do if there is no sound from one headphone output?
Check that the volume is turned up, the input source is selected, and the headphone plug is fully inserted. If the problem persists, try a different output to isolate the issue.
Does the MTC Mk2 have a power switch?
Yes, there is a power switch on the front panel. When switched on, the power LED lights up.
Is the MTC Mk2 compatible with 600 Ω headphones?
Yes, it can drive high-impedance headphones up to 600 Ω, though maximum output power is lower at higher impedances (< 50 mW).
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