音箱設計 Speaker Box Enclosure Design

音響喇叭音箱設計是一門學問

現在有線上試算軟體提供基本計算, 不用查一堆書了.

前題必須取得喇叭單體參數, 但是物理參數誤差不小 10% 很常見, 所以實際製作音箱是很需要經驗的. 

http://sbp.softica.dk/2.0/en/

http://www.diyaudioandvideo.com/Calculator/Box/

http://www.ajdesigner.com/subwooferonline/sealedonline.php

http://www.diyaudioandvideo.com/Calculator/Box/

GARMIN SUUNTO 心率錶及PC傳輸器

家中的心跳頻率設備

2007購入
Garmin FR50 / Forerunner 50
 配備
 1. HRM (heart rate monitor)
 2. Foot pod
 3. USB ANT+ stick (PC 傳輸器)

Suunto T3 bike pack
 配備
 1. HRM
 2. Bike pod

我家的家電設備

現在產品都不喜歡在正面標示 Model 型號嗎?
我家用的冰箱是那款正面側面都看不到, 大概標示貼在靠牆的後面, 只得翻說明書才知道.

電冰箱
HITACHI
model R-M49PS  (Fivr doors)
475L H 1819 x W 650 x D 675 mm / 86kg
Rated Motor 122w
Rated Heater 160w
耗電 59kw/Month
冷媒 R600a/88g

2007/03/15 購入

TeamViewer透過網際網路進行遠端存取及支援

TeamViewer - 透過網際網路進行遠端存取及支援的全方位解決方案 for Windows for MAC OS X

ProAc Response 2.5

ProAc Response 2.5

Clone 2.5

R2.5 Clone

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ProAc Response 2.5 原版
Specifications
Description: Two-way, reflex-loaded, floorstanding loudspeaker.
Drive-units: ¾" fabric-dome tweeter, 7" carbon-fiber–impregnated paper-cone midrange/woofer.
Impedance: 8 ohms nominal.
Sensitivity: 86dB/W/m.
Dimensions: 42" H by 83/4" W by 10" D.
Price: $4500/pair (1996); no longer available (2005). Approximate number of dealers: 35.
Manufacturer: ProAc, Highpoint House, Riding Road, Buckingham Road Industrial Estate, Brackley, Northamptonshire NN13 7BE, UK. Tel: (44) 1280-700147. Fax: (44) 1280-700148. US distributor: Modern Audio Consultants, 112 Swanhill Court, Baltimore, MD 21208. Tel: (410) 486-5975. Fax: (410) 403-8675.
Web: www.proac-loudspeakers.com.