HDAM differential Fully symmetrical circuit Double op amp replace NE5532 LME49720

HomeAmplifierHDAM differential ..

100.0 star rating
100.0 of 100

Free Shipping

Model Number
op amp
Brand Name
HIFivv audio
Maximum Power Per Channel
2 (2.0)

Hifivv audio LME49710NA single operational amplifier new USA plastic line 8 pin hifi audio LME49710 IC chip op ampUSD 9.67/lot
Hifivv audio OPA627AP op amp original TI company opa627 single operational amplifier old product disassembly versionUSD 14.99/lot
LME49710 America semi single operational amplifier single operational amplifier IC chip op ampUSD 16.67/piece
HIFivv audio AD797 Analog Devices company fever single operational amplifier new original 8 foot op ampUSD 21.67/piece
Hifivv audio JRC5534DD Japan JRC company single operational amplifier JRC5534 op ampUSD 6.67/lot
OPA2604 HDAM High Performance Double channel OP amp Individual Components To Replace LME49720 AD827 OPA2132P op ampUSD 20.67/piece
Hifivv audio single operational amplifier transformation double operational amplifier Circuit board 5534 49710 IC chip boardUSD 5.67/lot
Hifivv audio LME49720HA operational amplifier America semi double channel hifi audio LME49720 op amplifierUSD 15.67/piece

Single op amp link :


Op amp characteristics:
1 by comparing the open-loop gain, and therefore do not need to do a deep negative feedback amplifier, sound more natural and delicate
2 amp power can be higher, can work at the maximum + - 28V, more dynamic (+ - 5V can work well)
3 greater output current, general amplifier output current of about 40MA, the maximum output current of 100MA operational amplifier
Operational height is 30MM
Voltage range: + - 5V to + - 22V
Quiescent current: approximately 30MA
Frequency response: 0-100KHZ




                " Welcome to HIFivv audio "




1. Ship Worldwide, Free shipping by China Post Registered Air Mail. usually need about 10-39 business days.Received product according to different countries have different number of days. Hope that buyers support and understanding.
2. We ship to worldwide except APO/FPO address. All items will be arranged shipping within Two business day upon payment cleared.
3. Ship by Standard Flat Rate Shipping Service, under normal circumstance, .In most cases, international shipping takes around 10-39 business days (about 1month). We try our best to provide you the most reliable, affordable way of shipping service. But sometimes international delivery is highly depended on the local customs and post service. If you do not receive your item on time, please contact us immediately for further assistance. We will be responsible for any damages or losses incurred in the shipping process.



1. If you are dissatisfied with our item or service, then please contact us by sending message before leaving any feedback. We are committed to resolve all issues in a friendly and satisfactory manner.
2. We always reply messages within 1-2 business days. If you do not get a response from us, then please check your message. and kindly resend.
3. Original and return shipping fee will not be refunded or reimbursed under all circumstances. You must agree and acknowledge this term if you bid for this item. Therefore, please do not complain about having to ship back at your own expense.


1. If have any question, Please contact us by message.
2. We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 24 business hours for us to response.



Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive feedback and rate the details of the transaction (Detailed Seller Ratings) with a "PERFECT five STARS". [When you rate the shipping time part please take international transit into consideration.] Your recognition will make us more confident to develop business and serve you better.

Our goal is to make sure you are a happy buyer and pleasant shopping with us. Please give us message before leaving any 1 or 2 ratings, neutral, negative feedback or open any dispute. We understand the concerns and frustrations you might have, and will do our endeavor to resolve the issues. Please give us the opportunity to resolve any problem.

Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).