Aihua AWA14600 series microphone preamplifier-Global supplier

2nd Floor, Building B4, Hailing Medical Equipment Industrial Park, No. 229 Guyuan Road, Yuelu District, Changsha City, Hunan Province

Product Details

Product Introduction

A microphone preamplifier is a special amplifier with high input resistance, small input capacitance, and low output impedance, used in conjunction with test microphones for impedance transformation and preamplifier.

1) This product is an accessory and must be used in conjunction with relevant instruments. Cannot be measured separately.

2) Equipment accessories, no separate packaging, no separate instruction manual.

3) Only for use with Aihua Instruments. Please contact customer service for confirmation before purchasing.

product image

All product images are provided by the manufacturer; Please refer to the actual item received!

Specifications

Model Name		AWA14600E	AWA14601E AWA14601	AWA14604E AWA14604	AWA14614E	AWA14605
size		Φ12.7mm (1/2inch)			Φ6.35mm (1/4inch)	Φ12.7mm (1/2 inch)

frequency response	10Hz~20kHz	±0.1dB	±0.2dB	±0.1dB		1Hz~20kHz
	10Hz~200kHz	±0.2dB	±0.5dB	±0.2dB
	Cable load and signal amplitude have a significant impact on high-frequency frequency response. This is the test data for a 50mV, 20 meter cable. Please refer to the user manual for specific data.

Transmission gain		-0.03dB	-0.15dB	-0.1dB	-0.2dB	1mV/pC
Input capacitor		<0.3pF	<0.5pF	<0.3pF	<0.5pF	/
input resistance		>10GΩ	>15GΩ	>15GΩ	>10GΩ	/
失真（@1kHz 1V）		<0.02%	<0.05%	<0.1%		<1%
output voltage		10Vrms @60VPower supply>35Vrms @150Vpower supply	7Vrms @30Vpower supply	5Vrms@30Vpower supply		>9Vrms

Output impedance		<5Ω	<50Ω			<50 Ω
Background noise (20Hz~20kHz)		AWeight:<3 μ V Z-weighting:<5 μ V	AWeight:<3 μ V Z-weighting:<7 μ V	AWeight:<5 μ V Z-weighting:<7 μ V	AWeight:<5 μ V ZWeight:<12 μ V	<5pC

power supply		28V~150V ±14V～±75 V	9V~45V	2mA~20mA		12V~36V

polarization voltage		0、28、60、200V	0V			/
TEDS		Supported (AWA14601/4 not supported)				not supported
output interface		LEMO FGG.1B.307	X9-6T round plug	BNC	BNC	Small circular plug

After-sales service guarantee

l If there is a quality issue with the product and objections are raised within 7 days of sale and the product is not damaged, the China US Instrument Mall is responsible for unconditional free returns and exchanges;

l This product comes with a nationwide warranty, with a warranty period of 1 year (consumables are not covered by the warranty);

l If there are any quality issues with the product during the warranty period, free repairs will be provided (excluding improper use); Provide long-term technical support outside the warranty period, no maintenance fees will be charged, only basic accessory fees and related fees will be charged at discretion;

l For all product after-sales issues, please contact our company directly. Our after-sales service team will respond and handle them within 30 minutes.