THRHBG1 - Musical instrument YAMAHA - Free user manual and instructions
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| Product Type | Desktop Guitar Amplifier |
| Model | THRHBG1 |
| Brand | Yamaha |
| Dimensions (W x H x D) | 360 mm x 186 mm x 140 mm |
| Weight | 3.5 kg |
| Power Supply | AC adapter (12V DC, 2A) or 8 AA batteries |
| Power Output | 10W (5W + 5W stereo) |
| Amplifier Type | Digital modeling with virtual tube circuitry |
| Channels | Clean, Crunch, Lead, Special (4 presets) |
| Effects | Chorus, Flanger, Phaser, Tremolo, Delay, Reverb |
| Inputs | 1 x 1/4" instrument jack, 1 x 1/8" AUX in |
| Outputs | 1 x 1/8" headphone/line out |
| Bluetooth | Built-in for audio streaming (not MIDI) |
| Controls | Gain, Master, Tone, Effect knobs; Mode selector; Tape echo |
| Maintenance | Clean with dry cloth; avoid moisture and extreme temperatures |
| Safety | Read manual; do not open; use original adapter |
| Spare Parts | Contact Yamaha service for adapter, knobs, or battery compartment |
| Repairability | Refer to qualified technician; no user-serviceable parts |
| Date of Release | Approx. 2019 |
| Manual Language | English (PDF available) |
Frequently Asked Questions - THRHBG1 YAMAHA
How do I connect my guitar to the THRHBG1?
Use a standard 1/4" instrument cable to connect your guitar to the INPUT jack on the front panel. Turn down the volume before connecting.
Can I play audio from my phone through this amplifier?
Yes, you can stream audio via Bluetooth or connect a 1/8" stereo cable to the AUX IN jack.
Does the THRHBG1 have built-in effects?
Yes, it includes modulation effects like Chorus, Flanger, Phaser, Tremolo as well as Delay and Reverb. These can be adjusted using the Effect knob.
How can I use headphones with this amp?
Insert a 1/8" headphone plug into the PHONES jack. The internal speakers will mute automatically, allowing silent practice.
What presets or channels are available?
The amplifier offers four presets: Clean, Crunch, Lead, and Special. Use the Mode selector to switch between them.
Can I record the audio from this amplifier?
Yes, use the LINE OUT (headphone jack) to connect to an audio interface or recorder. Note that this output is stereo.
How do I power the amplifier?
You can use the included AC adapter plugged into a wall outlet, or insert 8 AA batteries for portable use.
Is there a way to reduce power consumption?
The amplifier includes an auto power-off function. It will automatically shut down after a period of inactivity to save battery life.
Can I adjust the tone without affecting the gain?
Yes, the TONE control is a post-gain EQ that shapes the overall sound without altering the preamp distortion level. Use GAIN to set distortion.
Where can I find replacement parts or service?
Contact Yamaha customer support or an authorized service center. For consumables like knobs or adapter, check the official Yamaha website.
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