1669

$6.38

Description：SPEAKER 4OHM TOP PORT
Series：-
Mfr：Adafruit Industries LLC
Package：Bulk

SKU:cdf1035c34ec Category: Speakers Brand: Adafruit Industries LLC

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Product introduction

Product Detailed Parameters

Description：SPEAKER 4OHM TOP PORT
Series：-
Mfr：Adafruit Industries LLC
Package：Bulk
Type：General Purpose
Technology：-
Impedance：4 Ohms
Power - Max：3 W
Shape：Oval, Rectangular Frame
Termination：Wire Leads
Size / Dimension：2.756" L x 1.181" W (70.00mm x 30.00mm)
Height - Seated (Max)：0.669" (17.00mm)
Frequency - Self Resonant：-
Efficiency - dBA：-
Efficiency - Testing：-
Efficiency - Type：-
Port Location：Top
Material - Cone：-
Material - Magnet：-
Ingress Protection：-
Ratings：-
Frequency Range：-
Power - Rated：-

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1669

Overview

Adafruit model 1669 is a discontinued interface development tool designed as a USB driver for NeoPixels. It functions as an adapter board that provides both hardware and software components to simplify the construction of LED art projects. The device supports WS2811 and WS2812 series LEDs, acting as a bridge between a host computer and addressable light strips. This kit facilitates easier integration of programmable RGB lighting into creative electronics applications.

Feature Summary

Provides integrated hardware and software solutions for LED art project assembly
Serves as a USB controller specifically designed for NeoPixel compatibility
Supports evaluation and operation of WS2811 and WS2812 LED technologies

Applications

Development of interactive LED art installations
Prototyping addressable RGB lighting systems
Educational electronics projects involving programmable LEDs

Procurement Notes

This component is officially listed as discontinued by the manufacturer. Availability is restricted, and it may not be sold in all regions through standard distributors. Verify current stock status with authorized suppliers before planning procurement, as supply chains for obsolete items are unpredictable.

Selection Notes

Select this unit only if legacy support for WS2811 or WS2812 protocols via a dedicated USB interface is required. Modern alternatives often utilize microcontrollers with native USB capabilities. Evaluate whether newer development boards offer superior performance or active support for similar LED control requirements.

Part Context

The Adafruit 1669 belongs to the category of interface development tools within the Adafruit product lineup. It was engineered to lower the barrier for entry into addressable LED programming by handling communication protocols. This specific tool represents an earlier generation of accessories focused on simplifying connections for popular NeoPixel standards.

Replacement Considerations

No public confirmed substitute part numbers are available. As the item is discontinued, users must evaluate alternative USB-based LED controllers or general-purpose microcontroller boards that support CircuitPython or Arduino environments.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.