FiiO Q7 Portable Desktop-Class DAC and Headphone Amplifier Discussion & Impressions Thread
Oct 13, 2022 at 10:46 PM Post #242 of 714
So because I messed things a little.

For the Q7 we do get differential signals (L+,L-,R+,R-) from one ES9038PRO DAC chip that feed two THX amplifier modules but for the single ended output only one path is used.

@JamesFiiO can kindly confirm?
Dear friend,

Yes, for singled ended output only one THX amplifier modules will go though.

Best regards
 
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Oct 16, 2022 at 4:09 AM Post #245 of 714
It is worth it to have Mojo 2 + Xduoo Bt Adapter + Topping Nx7 over Fiio Q7?

I would love to have Mojo 2 DSP features, but it is quite a hassle to charge three items at the everytime.

Fiio Q7 one the other hands has 1.5 w battery mode and 3 w DC mode, embedded with Bluetooth, though no Bluetooth so I stuck with Fiio Q7 house sound forever.
 
Oct 16, 2022 at 8:39 AM Post #246 of 714
Review said that m17 in dc mode ultra high gain, heat goes up quick, fan is required.
I wonder if q7 has improved in this regard?
I haven't tested extensively yet, but it didn't get warm enough that I felt I had to use the fan, unlike the M17, though it did get pretty warm.
 
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Oct 16, 2022 at 10:30 PM Post #249 of 714
Review said that m17 in dc mode ultra high gain, heat goes up quick, fan is required.
I wonder if q7 has improved in this regard?
Dear friend,

1. When the Q7 is used as USB DAC with charge on option, its temperature may be higher. And it is recommended to remove the leather case to help losing heat。
2. When using the Q7 in DC charging mode, it is recommended to remove the leather case and put the Q7 to the DK3 to help losing heat.
Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Oct 17, 2022 at 5:29 AM Post #250 of 714
FiiO Portable DAC and Amplifier Q7 Is Officially Released!
6840493.jpg

The innovative concept of portable desktop devices brings the M17 comprehensive performance and makes it a great success. At the same time, in our follow-up research, many audiophiles coveted the M17's strong audio performance, but were discouraged by its high price. Under this condition, we followed the design concept of the M17, and cleverly integrated the console configuration into the portable size, so that the Q7 could maintain the powerful performance of the M17 while being carefully crafted on other aspects.
The Q7 features desktop-grade configurations- THX AAA 788+ amp circuit + XMOS 16-core XU316 + ES9038PRO DAC + Qualcomm QCC5124 Bluetooth chip, integrating portable and desktop DAC/Amps in one. Such robust performance allows you to travel freely in the music world with a pure listening experience.
6840503.jpg

The Q7 supports DC and battery-powered modes. Under the DC power supply mode, the battery is bypassed to protect battery life. Also, the Enhanced over-ear headphone mode will be enabled to improve the output power to 3000mW. Under the battery-powered mode, the 9200mAh battery is up to the task of letting the Q7 output up to 1500mW of power.
6840499.jpg

Another upgrade in the Q7 is FiiO's self-developed digital control core center. This control chip powered by an ARM Cortex M4 processor efficiently handles tasks such as clock management, USB decoding, and optical decoding to optimize sound quality. To further enhance sound quality, the digital and analog sections are physically separated on different boards with shield covers to achieve an extremely pure sound for a superb listening experience.
6840500.jpg

The Q7 continues FiiO's modern design language, featuring a bold next-gen mech design complemented by tasteful color lights. In addition, the Q7 is equipped to handle any situation - with USB, optical and coaxial inputs; 2 single-ended (6.35mm and 3.5mm) and 2 balanced outputs (4.4mm and 2.5mm); and also LO output too.
6840501.jpg

Key features of the Q7 include:
-- 3000mW output power
-- Fully balanced THX AAA 788+ amplifier
-- Dual portable/desktop power supply modes
-- Numerous inputs and outputs
-- High-end XMOS XU316 + ES9038PRO + QCC5124 configuration
-- Self-developed digital control core
-- Next-gen mech design
-- Color IPS display
-- Multiple intelligent protection systems
* The Q7 is available on our AliExpress Official Store. Click the link below to take it home right away.
https://www.aliexpress.us/item/3256804666598198.html
Best regards,
Guangzhou FiiO Electronics Technology Co., Ltd.
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Oct 17, 2022 at 9:40 AM Post #251 of 714
Very nice, looks awesome! Quick question though: What's this other device on the left side of the picture?
1666013998106.png
 
Oct 17, 2022 at 9:57 AM Post #252 of 714
Does it get a fully adjustable parametric EQ like the Qudelix 5k? Hopefully bit more flexible than the 1 custom adjustable PEQ patch of the BTR7
 
Oct 18, 2022 at 9:37 PM Post #255 of 714
The Story of FiiO Portable Desktop-Class Amplifier Q7

Chapter 1 The humble knob comes with new tricks


Our Q7 was released last week at home. There were many thoughts and details when we were designing it that you might want to know. Here, we will share its story.
On October 3, a friend who bought the Q7 sent a message to us, saying that the multifunction knob of the Q7 carries too many tasks, and it is estimated that it may be damaged most easily. So, we will start with the multifunction knob.
is the most easily damaged part. So our first R&D story will be
Starting with the multifunction knob.
As the benchmark of FiiO's new generation of portable DAC/Amps, the interaction of the Q7 has also been carefully designed, and it is planned to be introduced into other products. In this set of interactions, more than 90% of the operations are realized through the knob. With such high-frequency use, users will inevitably worry about the life of this encoder. In fact, as the manufacturer, we are more concerned about this issue.
In order to dispel the doubts, we would like to introduce how we ensure the high reliability of this encoder, i.e. carefully-selected raw materials and reasonable installation structure.
We choose an integrated composite encoder to realize the function of the encoder + physical button. The intuitive advantage of full airtightness is that it has excellent dustproof and moistureproof performance. What's more, the entire encoder adopts a metal cover and a metal handle, which also ensures high precision yet low abrasion when operating. In the sampling inspection, the measured life has reached more than 50,000 times, far exceeding the 30,000 times specified in the specification list in Picture 1.
图片1.png

*Nominal encoder life > 30,000 cycles (one cycle is 360° forward rotation + 360° reverse rotation is one cycle);
*Nominal button life > 30,000 times.
In terms of structural fixation, it relies on the all-aluminum alloy body for support, and the encoder is tightly locked in the CNC-processed cavity through a nut. The high-precision fit ensures that the encoder will not have any offset during normal operation or when the device falls off accidentally. (Picture 2)
图片2.png

In order to demonstrate the structure of the multifunction knob more intuitively, we made an animation to show its sturdiness and reliability. (Picture 3)
Q7旋钮-EN 00_00_00-00_00_30.gif
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com

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