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Peachtree preDAC, Manual

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Peachtree preDAC Manual Download Page 21

SPEAKER OUTPUT

Compatible Speakers

2.5-16Ω

Output Power (WPC, 8Ω | 4Ω, <1% THD+N, AES17)

500 | 800

Dynamic Range  (A-weighted)

106dB

Damping Factor (1kHz) 

>650 (4Ω)

Frequency Response (20 - 20kHz)

<+/-0.4dB

Inter-Modulation Distortion (TBD)

>80dB below fundamental

Total Harmonic Distortion (AES17, 1kHz, 4Ω)

0.003%

Channel Separation (1kHz, 8Ω)

>90dB

PREAMP OUTPUT

Output Voltage (rms)

3.8V (RCA,XLR)

Output Impedance

RCA 100 ohms. XLR 200 ohms across pins 2-3.

Signal-to-Noise Ratio (Analog | Digital Source, un-weighted)

106dB | 106dB 

Channel Separation (1kHz)

 >115dB at 1kHz

Frequency Response (Analog | Digital Source, 8Hz-20kHz)

<0.1dB | <0.5dB

Total Harmonic Distortion

0.001% (2V rms, 1kHz, un-weighted)

HEADPHONE OUTPUT

Output Power (32Ω, rms | peak)

1200mW | 2770mW

Output Power (300Ω, rms | peak)

330mW | 700mW

Output Power (600Ω, rms | peak)

170mW | 350mW

Output Impedance

1Ω

Signal-to-Noise Ratio (Analog | Digital Source, un-weighted)

107dB | 106dB

Dynamic Range (Analog | Digital Source, un-weighted)

107dB | 100dB

Channel Separation (1kHz)

>100dB at 1kHz

Frequency Response (Digital source, 8Hz-20kHz)

<0.5dB

Frequency Response (Analog source, 8Hz-100kHz)

<0.1dB

Total Harmonic Distortion

0.003% (2V rms, 1kHz, un-weighted)

USB-B Input

Formats

PCM and DSD

PCM Sampling Rate and DSD Frequency Rate

16-32 Bit, 44.1-384kHz PCM and 2.8224-5.6448MHz DSD

COAX and OPT Inputs

Formats

16-24 Bit, 44.1-192kHz PCM

AUX Inputs

Maximum Voltage (rms | peak-to-peak)

3.5V | 10V

  

Impedance

100kΩ

PHONO Input

Maximum Input Voltage (rms)

120mV

Impedance

47kΩ

RIAA EQ

No rumble filter used

Loop Output and Input

Maximum Voltage (rms | peak-to-peak)

3.5V | 10V

Impedance (input | output)

100kΩ | 100Ω

AC Power

AC Input

100-240VAC, 50/60Hz

On Mode (Idle) Power Consumption

41W

Standby Mode Power Consumption

<0.5W

Fuse

100-120VAC: 800 mA/250V

Medium Acting

220-240VAC: 400 mA/250V

Medium Acting

Physical

Height (including feet)

111 mm  |  4.37 inches

Width

356 mm  |  14.02 inches

Depth (including volume knob)

345mm 

Weight (shipping)

12 lbs, (16 lbs)

8.6 kg (10.5 kg)

SPECIFICATIONS

21

Summary of Contents for preDAC

Page 1: ...preDAC ...

Page 2: ......

Page 3: ...r cord from being walked on or pinched particularly at the plugs convenience receptacles and at the point where they exit from the apparatus L Only use attachments accessories specified by the manufacturer M Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoi...

Page 4: ...sk of electric shock The external wiring connected to the terminals requires installation by an instructed person or the use of ready made insulated leads or cords X Correct disposal of this product This marking indicates that this product should not be disposed with other household wastes throughout the EU To prevent possible harm to the environment or human health from uncontrolled waste disposa...

Page 5: ...nd found to comply with the limits for a class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation The equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communi...

Page 6: ...ck Panel 12 Front Panel 14 Remote Control 16 Home Theater Bypass Input Mode 17 Volume Control Bypass Input Mode 17 Loop Feature 18 Useful Tips 19 Troubleshooting 21 Warranty and Repair 22 Specifications Rev 10 2020 preDAC ...

Page 7: ...quality digital to analog converters DACs so that they benefit from the best sound quality available today Each function of the preDAC has been specifically designed to provide the highestlevelofmusicalityandthelowestamountofnoiseregardlessoftheinput source or the listening method Each individual function provides a listening experience that compares favorably with dedicated audio components that ...

Page 8: ...circuitry This allows the stunning sound quality of the DAC and preamplifier sections to be sent to the power amplifier and on to your speakers The musical transparency of the preDAC is best we have ever made and compares favorably to products costing much much more The headphone amplifier was specifically designed for the preDAC It is a fully discrete power amplifier circuit that easily drives th...

Page 9: ...nt room Please contact us if you need more technical details regarding the IR protocol Note To enable the rear panel IR input connector and disable the front panel IR receiver press the current input button 10 times in succession until the standby LED blinks 3 times To disable the rear panel IR input connector and enable the front panel IR receiver repeat the procedure above until the standby LED ...

Page 10: ...dio sources including streaming audio devices disc players cable boxes and HDTVs M LOOP OUTPUT LOOP INPUT This is a loop feature similar to a processor or tape monitor loop with an output and input that are tied together to allow an audio processing device to be inserted into the signal path The loop is active when the button on the front panel is lit blue Please note that when the loop is active ...

Page 11: ...completely bypassed when using the volume control bypass mode F OPT 1 OPT 2 Button These buttons select the OPT 1 and OPT 2 inputs and light the LED blue or green if the volume bypass mode is engaged please see the volume control bypass instructions on page 17 for more details Caution the volume control in the preDAC is completely bypassed when using the volume control bypass mode G AUX 1 HTB Butt...

Page 12: ...DAC is making output level changes automatically the input LEDs will blink The blinking stops when the preDAC reaches the correct output level This occurs when mute is disengaged volume control bypass is selected and or home theater bypass is selected This is to minimize the chance of sudden unexpected output level changes L HEADPHONE Output 1 4 headphone output connection Inserting a headphone co...

Page 13: ...AC reaches the correct output level This occurs when mute is disengaged volume control bypass is selected and or home theater bypass is selected This is to minimize the chance of sudden unexpected output level changes E DIM Button Dims the front panel LED brightness Note the brightness will continually cycle through all of the available settings maximum high medium low maximum high F Asterik Butto...

Page 14: ...ge 17 for more details Caution the volume control in the preDAC is completely bypassed in the volume control bypass mode L AUX 1 HTB Button This button selects the AUX 1 input and lights the LED blue or green if the Home Theater Bypass mode is engaged please see the Home Theater Bypass instructions on page 16 for more details Caution the volume control in the preDAC is completely bypassed in the H...

Page 15: ...me Theater Bypass 1 Turn off the Surround Sound Processor SSP or Audio Video Receiver AVR and the preDAC and the power amplifier 2 Connect the front LEFT and RIGHT preamp output from the SSP or AVR to the AUX 1 HTB input on the preDAC 3 Turn on the preDAC and the power amplifier and select the AUX 1 HTB input 4 Press and hold the AUX 1 HTB button for 5 seconds to engage the HTB input mode indicate...

Page 16: ...t taken significant damage to the speakers or power amplifier may occur Peachtree Audio does not accept any responsibility for damage caused by improper setup or use of this feature LOOP FEATURE LOOP OUTPUT LOOP INPUT This is a loop feature similar to a processor or tape monitor loop with an output and input that are tied together to allow an audio processing device to be inserted into the signal ...

Page 17: ...he choices E Select it Launch iTunes or other music application and enjoy Once you set up your computer using the instructions above it should automatically recognize the preDAC each time you use it If you unplug the USB connection or re boot your computer you may have to repeat some of the steps above This is typical Other useful tips For the best sound when listening to music from your computer ...

Page 18: ...t sources like direct sunlight is interfering with the sensor on the front panel The USB signal from a computer is intermittent Try re launching the music application iTunes etc If the computer doesn t recognize the preDAC unplug the USB cable from the computer and the preDAC wait a few seconds then reconnect the USB cable Try re starting the computer The preDAC is designed to remain locked on USB...

Page 19: ...t on COAX input but held down the OPT 1 button coming out standby the flashing will show the state for the OPT 1 even though the current input is COAX If there is a random loss of audio accompanied by a click sound inside the preDAC and switching sources restores audio To disable the power failure mute feature firmware version 1 9 and above press and hold the volume control knob in for 15 seconds ...

Page 20: ...pping costs Visit www peachtreeaudio com for complete warranty details Repair Process In the event that a product fails please repack it in its original carton and contact an authorized Peachtree reseller for further instructions If the reseller is unable to assist please contact Peachtree Audio directly at service peachtreeaudio com or 1 704 391 9337 to obtain a Return Authorization RA number pri...

Page 21: ...g Digital Source un weighted 107dB 106dB Dynamic Range Analog Digital Source un weighted 107dB 100dB Channel Separation 1kHz 100dB at 1kHz Frequency Response Digital source 8Hz 20kHz 0 5dB Frequency Response Analog source 8Hz 100kHz 0 1dB Total Harmonic Distortion 0 003 2V rms 1kHz un weighted USB B Input Formats PCM and DSD PCM Sampling Rate and DSD Frequency Rate 16 32 Bit 44 1 384kHz PCM and 2 ...

Page 22: ...100 120VAC 800 mA 250V Medium Acting 220 240VAC 400 mA 250V Medium Acting Physical Height including feet 111 mm 4 37 inches Width 356 mm 14 02 inches Depth including volume knob 345mm Weight shipping 12 lbs 16 lbs 8 6 kg 10 5 kg All specifications subject to change without notice ...

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