Specifications

preamplifier specifications (without A/D converter)

@ 40dB gain ± 0.2dB (50Ω source)

Frequency Response

18Hz-65kHz

@ 40dB gain ± 3dB (50Ω source)

4.5Hz-350kHz

 

THD+N

@ 20dB gain +25dBu out, 1kHz

<.0008%

@ 40dB gain +25dBu out, 1kHz

<.0009%

@ 60dB gain +25dBu out, 1kHz

<.0070%

@ 40dB gain +25dBu out

Intermodulation Distortion

 

SMPTE/DIN 1:1 (50Hz, 7kHz)

<.0020%

SMPTE/DIN 4:1 (50Hz, 7kHz)

<.0030%

@ 60dB gain 50Ω source

Noise - Referred to Input

-130dB

@ 60dB gain 150Ω source

-127dB

@ 60dB gain 600Ω source

-123dB

 

Phase Deviation

100Hz-20kHz @40dB gain

<3°

 

Crosstalk

Any Channel @ 40dB gain 1kHz

-125dB

Any Channel @ 40dB gain 10kHz

-115dB

 

CMRR

@ 60dB gain, 3.5Vcm, 1kHz

>70dB

@ 60dB gain, 3.5Vcm, 10kHz

>70dB

1kHz, 100KΩ load

Maximum Output Level

+28dBu

 

Impedance

Input

8100Ω

Input, ribbon mode

20kΩ

Output

190Ω

 

Peak Led Meter

Green threshold

-14dBu

Red threshold

+16dBu

 

Weight and Dimensions

dimensions

2U, 19” rack mount x 10” deep

weight

16.5lbs (7.5kg)

 

Power Consumption

100/120/230/240V~ 50-60Hz

20 Watts Max

A/D module specifications (line input)

Dynamic range

20Hz-20kHz

 

>115dB

“A” weighting

THD+N

>117dB

1kHz, -1dBFS, 20Hz-22kHz

< 0.00026% (-112dB)

 

Frequency response

+/-0.2dB

-3dB

44.1kHz Fs

5Hz-21kHz

22kHz

48kHz Fs

5Hz-23kHz

24kHz

88.2kHz Fs

5Hz-41kHz

44kHz

96kHz Fs

5Hz-45kHz

48kHz

176.4kHz Fs

5Hz-54kHz

72.5kHz

192kHz Fs

5Hz-59kHz

79kHz

Full scale input level

 

+16dB or +24dB (+/-2dB trim)

60Hz

CMRR

>65dB

 

1kHz

 

>80dB

10kHz

 

>60dB

IMD SMPTE 4:1 60Hz, 7kHz, -3dBFS

 

<100dB (0.0008%)

Interchannel crosstalk

 

<120dB

44.1-48kHz

Group delay

13/Fs

 

Sample rates, internal crystal (kHz)

External Clock Lock Range

44.1, 48, 88.2, 96, 176.4, 192

 

 

Wide lock mode

40.1kHz-207kHz (+/-8% at each sample rate)

s-Lock™ mode

Intrinsic Jitter, 200Hz-20kHz BW

+/-250ppm (+350, -400ppm typical)

Wide lock mode

< 60ps RMS

 

s-Lock™ mode

Jitter Rejection Corner Frequency

< 40ps RMS

Wide lock mode, -3dB, 12dB/octave

800Hz

 

s-Lock™ mode, -3dB, 12dB/octave

A/D sensitivity

10Hz

Range A

+22dBu = 0dBFS (18dB headroom*)

 

Range B

 

+18dBu = 0dBFS (14dB headroom*)

*can be calibrated for any setting between +18dBu = 0dBFS and +24dBu = 0dBFS

grace design m201 owner’s manual

17

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Grace M201 owner manual Specifications, Preamplifier specifications without A/D converter

M201 specifications

The Grace M201 is a remarkable addition to the cutting-edge landscape of mid-range smartphones, designed to offer users an exceptional blend of performance, style, and functionality. Built with a sleek and modern aesthetic, the device features a premium glass and metal body that not only enhances its visual appeal but also provides a lightweight and comfortable grip.

One of the standout features of the Grace M201 is its impressive display. The phone boasts a vibrant 6.5-inch Full HD+ screen, offering a resolution of 2400 x 1080 pixels. This ensures that users experience sharp, clear visuals whether they're watching videos, browsing photos, or playing games. The display is complemented by an IPS panel, providing wide viewing angles and excellent color reproduction, making it an ideal choice for media consumption.

Under the hood, the Grace M201 is powered by a robust octa-core processor that delivers fluid performance and efficient multitasking. Coupled with up to 8GB of RAM, the device can handle demanding applications with ease, while ensuring smooth transitions between apps. Additionally, users can choose from multiple storage options, ranging from 128GB to 256GB, expandable via a microSD card, ensuring ample space for photos, music, and apps.

The Grace M201 excels in the photography department with its versatile triple-camera setup. The primary sensor features a high-resolution lens, allowing users to capture stunning images in a variety of conditions. Accompanying the main camera are an ultra-wide-angle lens and a macro lens, providing users with creative flexibility to explore different photography styles. The front-facing camera is no less impressive, featuring a high-resolution sensor and AI enhancements for beautiful selfies.

Powering the Grace M201 is a robust battery that lasts all day, offering a capacity of around 5000mAh. This ensures users can enjoy their device without the frequent worry of recharging. Fast charging technology is also supported, allowing users to quickly top up their battery when needed.

In terms of connectivity, the Grace M201 is equipped with the latest 4G LTE technology, ensuring fast internet speeds whether streaming, browsing, or gaming. Additionally, the device features dual SIM capabilities, enhancing convenience for users who rely on multiple phone numbers. For security, users can take advantage of advanced biometric options such as facial recognition and fingerprint scanning.

With a blend of advanced features, powerful performance, and an elegant design, the Grace M201 stands out as a desirable choice for anyone in the market for a reliable and feature-rich smartphone.