Hypex DIY Balanced Pre-Amplifier Kit

Description

A fully analogue DIY pre-amplifier kit designed to complement the range of Hypex power amplifiers kits. The modular nature of this kit means that additional add-on modules can be added in the future when released by Hypex.

Inputs

• 2 x stereo unbalanced RCA
• 1 x stereo balanced XLR
• USB service port (firmware updates)

Outputs

• 2 x stereo balanced XLR
• 4 x trigger 12V
• 1 x XLR-4 headphone (balanced)
• 1 x Jack 6.3mm headphone (unbalanced)

Highlights:

• Fully analogue
• 2.7” monochrome OLED display
• Remote control included
• Modular design
• Discrete op-amps & voltage regulators

Future add-on options:

• DAC
• DIGin (AES, SPDIF, Optical, USB, Bluetooth, Streamer)
• Fusion Connect (Optimized Master Functionality for Fusion Amps)
• Phono stage
• Equalizer

The kit contains:

• Complete DIYclassD PreAmplifier case “matte black”
• Complete internal cable harness
• Power supply, front board, main board and headphone board
• All needed mounting materials
• Assembly instructions
• 1.5mm Allen key
• TX-10 Torx key
• TX-20 Torx key
• Remote Control (incl. battery)

Manuals and datasheets:

Hypex DIY balanced Pre amp build guide

Hypex DIY balance preamplifier user guide

Audio performance data

All audio measurements are done with AES17 20kHz filter.

Item	Symbol	Min	Typ	Max	Unit	Notes
Input level	Vin			14.45	dBu	(4 Vrms)
Output level	Vout			14.45	dBu	(4 Vrms)
Output level headphones	Vout_hp			19	dBu	(7 Vrms)
Input impedance	Zin		100k		Ohm
Output Impedance	Zout			44	Ohm
Output Impedance headphone connectors	Zout_hp			<0.5	Ohm
Noise voltage	Vn		3µ		V	Unweighted at unity gain
Noise voltage	Vn_hp		7.5µ		V	Unweighted at unity gain
Signal to noise	SNR		122		dB
Gain range		-70		+13	dB
Gain resolution			0.5	1	dB
Bandwidth	Fc	200k			Hz
Distortion (THD)	THD			-140	dB	@1kHz, 4Vrms in, 0dB

Technical data

Item	Value	Notes
Supply voltage	90-135 / 180 – 270 Volt AC/47-63Hz	Auto Switching
Standby power	<0.5W
Power Consumption	10 W	Basic configuration