Moon 340i Integrated Amplifier - New Products
MO-340i DPX

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$5,000.00
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Quick Overview

The MOON 340i redefines the possibilites of what an integrated amplifier can be. Loaded with numerous convenient features and unbeatable sonic performance, the 340i provides for unprecedented flexibility. Featuring an options package, unheralded in the world of high-performance audio, which includes (1) an internal digital-to-analog converter (USB-2, S/PDIF & TosLink digital inputs), (2) an internal RIAA phono preamplifier (MM & MC) and (3) a balanced line-level input. All 3 of these options

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The MOON 340i redefines the possibilites of what an integrated amplifier can be. Loaded with numerous convenient features and unbeatable sonic performance, the 340i provides for unprecedented flexibility. Featuring an options package, unheralded in the world of high-performance audio, which includes (1) an internal digital-to-analog converter (USB-2, S/PDIF & TosLink digital inputs), (2) an internal RIAA phono preamplifier (MM & MC) and (3) a balanced line-level input. All 3 of these options

The MOON 340i combines over 30 years of experience in the design and manufacturing of award winning products with numerous unique technologies found in many of our other components. The 340i will be the heart and soul of your home-entertainent system for many many years ... call it the the birth of a legend. are available in any combination, either at the time of purchase or as a future upgrade.

Significant Design Features:


· A masssive power supply using an oversized custom toroidal transformer
· Rated output of 100 watts/channel into 8 Ω and 200 watts/channel into 4 Ω
· 5 line-level inputs including a front-mounted 1/8” mini-jack for personal media players
· One audio input which functions as a “pass-through”, bypassing the gain stage to accommodate
  a component such as a home-theater processor, whose own volume control is used instead.
· Headphone output on ¼” TRS jack located on the front panel
· RS-232 port for (i) full unsolicited bidirectional feedback and (ii) firmware updates
· IR input for external control
· SimLink controller port for 2-way communications with other compatible MOON components
· 12 Volt trigger output for remote operations
· Four (4) bipolar output devices per channel in the amplification section which offer superb linearity
  throughout the entire audio frequency spectrum
· Class A output to 5 watts for greater efficiency
· PCB w/ pure copper tracings & gold plating that yields low impedance characteristics
· Optimized selection of very high quality electronic components
· A symmetrical circuit design
· Rigid chassis construction to minimize the effects of external vibrations
· 3/8" thick brushed/anodized aluminum faceplate and a top cover using countersunk screws
· Designed to be powered up at all times for optimal performance
· Low operating temperature to ensure a longer than normal life expectancy
· Includes CRM-2 remote control.

An important note about the USB input
 
The USB input on the MOON 340i accepts a digital audio signal of up to 16-bits/48kHz. This is the native specification of the USB input. However, if you require a higher sampling rate, there are ways to achieve this with the 340i.
 
Rather than including a USB input for sampling rates exceeeding 48kHz, we opted to provide the best possible power supply, D/A converter and analog stage in the MOON 340i at this price level. Also, keep in mind that USB wasn’t originally intended for use with hi-resolution audio; there are latency issues which compromise sound quality (i.e. jitter and phase errors, etc.). These could be minimized through dedicated costly circuitry, but this would significantly drive up the cost of the 340i without improving the sonic performance on any of the other inputs.
 
If you intend to use the MOON 340i’s USB input, it’s very likely that your computer is a data source for music. Today most computers with a built-in sound card will have either an S/PDIF (RCA connector) or Toslink (optical connector) digital audio output, thus eliminating the need for a USB input on the 340i. Furthermore, if you’re committed to getting the most out of the music stored on your computer, then in all likelihood you have installed an after-market soundcard in your computer. Virtually all of these soundcards have at least one S/PDIF, Optical or AES/EBU (XLR connector) digital output. At this point, USB connectivity becomes irrelevant. The USB input is there for convenience as opposed to performance.
 
In the event that you wish to use your computer’s USB connection with files greater than 48kHz, there are several relatively inexpensive after-market products; compact one-box USB-to-S/PDIF interfaces that will work with USB datastreams up to 24-bit, all the way up to 192kHz.


 










MOON 340i Integrated Amplifier Specifications

Configuration:
Single-ended / 2-channel
Class of operation - Amplifier: A/AB
Single Ended Inputs (RCA) : 4 pairs
Mini-jack Input (1/8"): 1
Optional Balanced Inputs (XLR): 1
Input Sensitivity:
400mV - 3.0V RMS
Input Impedance: 22,000 Ω
Tape Output   (fixed level): 1 Pair
Preamplifier Output (variable level):
1 Pair
Output Device Types - Amplifier:
Bipolars - 4 per channel
Output Binding Posts: Shielded
Output Power @ 8 Ω: 100 Watts per channel
Output Power @ 4 Ω: 200 Watts per channel
Output Impedance: 0.04 Ω
Damping Factor: > 200   (static)
Gain: 37dB
Dynamic Headroom: 3dB
Signal-to-noise Ratio: > 110dB @ full power
Maximum Output Voltage: 30 Volts
Slew Rate: 20V/µs
Maximum Current - Peak: 22 amperes
Maximum Current - Continuous: 12 amperes
Frequency Response: 2Hz - 90kHz   (+0/-3dB)
Crosstalk @ 1kHz: < -88dB
IMD: < 0.03%
THD   (20Hz - 20kHz @ 1 watt): < 0.03%
THD   (20Hz - 20kHz @ 100 watts): < 0.05%

12 Volt Trigger Output Operation:
Direct Logic (0V = off, 12V=on) using a 3.5mm mono microphone jack with an output impedance of 1000 Ω and current requirement of 12mA
SimLink Port: 1input + 1output each on1/8" mini-jack
RS-232 Port: 9-pin female DB connector
IR input: 1/8" mini-jack

Available Faceplate Finishes:
Black
Remote Control:
CRM-2 Full-Function
Power Consumption @ idle: 45 Watts
AC Power Requirements: 240V / 50Hz
Fuse Replacement - 230V: 3A long fast blow
Shipping weight: 13 kgs
Dimensions   (W x H x D): 433 x 890 x 375 mm

Optional Digital-to-Analog Converter:

Digital Input Types:
S/PDIF (RCA) x 2, USB x 1, TosLink x 1
Digital Input Impedance S/PDIF: 75 Ω @ 0.5 Volts
DAC / Digital Filter: BurrBrown PCM1793
Bit-depth range - S/PDIF, Toslink: 16 - 24 bits
Bit-depth range - USB: 16 bits
Sampling Frequency Rate range - S/PDIF, Toslink: 32, 44.1, 48, 88.2, 96, 176.4 and 192kHz
Sampling Frequency Rate range - USB: 32 - 48kHz
Frequency Response   (audible): 20Hz - 20kHz   +0/-0.2dB
Frequency Response   (full range): 2Hz - 72kHz   +0/-3dB
THD @ 1kHz, 0dBFS   (A-weighted): < 0.001 %
IMD: < 0.004 %
Dynamic Range: > 116dB
Signal-to-noise ratio: > 115dB @ full output
Slew Rate: 50V/µs
Channel Separation: > 115dB
Low Level Linearity: ±1.0dB to below 120dBFS
Intrinsic Jitter: < 25 picoseconds RMS

Optional Phono Section:

Input Impedance - Adjustable: 100 Ω and 47K Ω
Input Capacitance - Adjustable: 0pF and 100pF
Gain - Adjustable: 40dB and 60dB
Input overload @ 40dB gain: 58mV RMS
Input overload @ 60dB gain: 3mV RMS
Signal-to-noise Ratio   (full scale @ 40dB gain): 107dBr
Signal-to-noise Ratio   (full scale @ 60dB gain): 85dBr
Frequency Response: 20Hz - 20kHz   (±0.5dB)
Crosstalk @ 1kHz: -97dB
IMD: < 0.009%
THD   (20Hz - 20kHz): < 0.001%