LM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | Электроника



Сохраните в закладки:

Цена:2 468,57RUB
*Стоимость могла изменится

Количество:


Новое поступление

Характеристики

LM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | Электроника

История изменения цены

*Текущая стоимость 2 468,57 уже могла изменится. Что бы узнать актуальную цену и проверить наличие товара, нажмите "Добавить в корзину"

Месяц Минимальная цена Макс. стоимость Цена
Jul-26-2026 2937.51 руб. 3084.51 руб. 3010.5 руб.
Jun-26-2026 2912.98 руб. 3058.86 руб. 2985 руб.
May-26-2026 2443.13 руб. 2565.82 руб. 2504 руб.
Apr-26-2026 2863.74 руб. 3006.38 руб. 2934.5 руб.
Mar-26-2026 2493.10 руб. 2618.91 руб. 2555.5 руб.
Feb-26-2026 2814.1 руб. 2955.97 руб. 2884.5 руб.
Jan-26-2026 2789.50 руб. 2928.98 руб. 2858.5 руб.
Dec-26-2025 2764.28 руб. 2902.62 руб. 2833 руб.
Nov-26-2025 2739.35 руб. 2876.88 руб. 2807.5 руб.

Описание товара

LM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | ЭлектроникаLM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | ЭлектроникаLM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | ЭлектроникаLM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | ЭлектроникаLM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | ЭлектроникаLM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY | Электроника


LM1875 PCBA Amplifier Board Kits with Protection Circuit Dual 12V to 22V No Including Heat Sink HIFI Audio DIY

Model No: WHFAB-1875

 

LM1875 is a decades-old product, why we have to play LM1875 amplifier circuit?

 

Because it is not airs and graces, not impulsive, not hysterical, not flourishing leaves and withering flowers also, everything is so real and natural. LM1875 has been a classic of audio player for many years, making simple, but mainly warm timbre, charming, and this unit has built in a protection circuit to protect your valued speakers, don’t be worried about damaging them again.

 

Top version of this board adopted original National Semiconductor LM1875, and supply voltage from AC dual 12V to dual 22V is available. Recommend about AC dual 18V, and then gain of the circuit is about 30 times magnification.

 

 

WHFAB-1875(4)

 

WHFAB-1875(1)

 

WHFAB-1875(2)

 

WHFAB-1875(4)

 

WHFAB-1875(5)

 

 

Note:

1.    Its input ports are vulnerable by the introduction of outside interference to induce hum when this LM1875 PCBA not installed in a chassis and streaking. The correct connection is fitted in a metal chassis and the ground of signal source connect with the chassis, so it lead to a good shielding effect; in addition, the cable that connect potentiometer connection cable also use shielded one, if you do all above, the amplifier will be all silence even when deep night

2.    No including heat sink for this amplifier board.

 

Specifications

1. Two side Immersion Gold board.

2. PCB size: 80mm X 65mm, LM1875 IC can be laid down for soldering

 

You can match LM1036 Tone board, then the LM1875 amplifier will get far better effect as the below. And you can also buy the other matched components as below.

Tone PCBA Board Kits HIFI Audio LM1036 Equal Loudness Control Bass Treble Volume Adjustment Compact DIY Free Shipping

 

LM1036 Board

 

Matched 120W Amplifier Dedicated Toroidal Transformer 

 

120W HIFI Amplifier Dedicated Toroidal Transformer Wire Double 18V Audio for your DIY

 

WHTT120W

 

Matched Heat Sink

Heat Sink for LM1875 Amplifier Audio Radiator W78 T30 H57 No drilling Fixed Holes for Your DIY Free Shipping

Heat Sink for LM1875 Amplifier Audio W78 T30 H47 Radiator No drilling Fixed Holes for Your DIY Free Shipping

 

WHFA-HS1875

 

Applications by audiophiles (Photos only for you information)

 

WHFAB-1875(A0L)

 

WHFAB-1875(A2L)

 

WHFAB-1875(A5L)

 

WHFAB-1875(A4L)

 

 

 

 

 

 

 


Смотрите так же другие товары: