Front Stage Electronic Three-way Board Linkwitz-Rayleigh 3 Divider Adjustable

Description

Front Stage Electronic Three-way Board Linkwitz-Rayleigh 3 Divider Adjustable
Introduction to the circuit of the Class A power supply front-level electronic three-way board:
This crossover board refers to the design of American EP company, and is set to stereo 6-channel output structure, input stereo left and right channel signals, and output 6-channel signals, which are divided into left treble, left bass and right treble, right bass, left middle , right midrange, can directly promote the 6-way power amplifier circuit.
Technical parameter:
1. Filter type: Linkwitz-Riley filter
2. Crossover point: 310HZ/3.1KHZ (that is, 20HZ-310HZ is the bass output, 310-3.1KHZ is the midrange output, 3100-20KHZ is the treble output) The crossover point can be customized for other frequencies (free customization) Different speaker crossover points Not the same, you can give me the crossover point, I will help you calculate the parameters of the circuit and then sell it
3. Attenuation slope: -24dB/Oct
4. Plate structure: 6-channel output, treble, bass, midrange
5. Operational amplifier chip: double-precision NE5532 imported from JRC company (of course, other operational amplifiers can be replaced according to customer needs, such as: OPA2604AU OP275G TL072, etc.)
7. Dimensions of the board: 173*79mm
8. AC transformer power supply range from double 14 to double 19V
9. Plug connectors: audio input/frequency output----2 gold-plated lotus sockets *4
Package：
1pc Front Stage Electronic Three-way Board Linkwitz-Rayleigh Divider 3
Payment Method:
PayPal preferred
Shippment:
1.We provide free shipping to international via China Post Airmail, and every parcel will be registered with tracking number. We can also ship by UPS/EMS/DHL/FedEx for alternative shipping method for corresponding fees. Please let us know before payment if you need split shipment.
2.International shipping requires complicated shipping procedures (such as both countries customs, transit stations etc.), also will be affected by many factors, such as holidays, weather conditions etc, If you have not received your shipment within 30 days from payment, please contact us.
3.Time of Delivery:Based on the China Post Airmail and our experience, kindly please be noted that To United States / United Kingdom / Australia, it takes around 10-15 business days; To Canada, it takes around 12-18 business days; To Brazil / South America, it takes around 25-35 business days. To Italy / France / Spain / Germany/ Eastern Europe, it takes aournd 15-20 business days.
Returns & Replacements & Repair:
We accept returns & replacements within 30 days from the day the customer receive the products, please make first contact within 30 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the item, but the customer should pay both shipping ways.
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