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第2章 有线电话(1 / 2)

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关于电报机,我们已经说了很多,但它只适用于异地远距离间的即时通讯,对本地通讯来说,可就不那么方便了,还不如派个人跑趟腿呢!于是,电话这种新鲜事物,又应运而生!

在智能手机已经普及的这个时代里,打电话的人都少了,相信有不少年轻人对于有线电话,尤其是那种老式电话,更是感到陌生,在日常生活当中几乎没见过,只存在于影视剧中!

事实上,有线电话的发明与应用,也是人类通讯史上的一次重大飞跃,其意义不亚于电报机的发明!只要有线路连通,两个人不用见面就能跨越空间的距离通话,这才是真正意义上的即时通讯!

刘纬上一次东瀛历险归来,除了电报机,也带回了老式的摇柄电话,他本以为其内部构造十分简单,可以很容易制造出来,哪曾想,还是困在了那些电路元件的问题上!

其实,电话早就已经研制成功了,却是最原始的那一种,不仅通话距离不能太远,说的什么也听不清楚!刘纬也没想到,被他所轻视的那种摇柄式电话,居然也要用上许多半导体元器件,而非简单的磁铁和线圈什么的就能搞定!

因此,对电话机的研究,一直处于停滞状态,直到半导体元器件的生产制造技术终于被攻破以后,才有了实质性的进展,直至今日终于仿造出来了!

对于我们现代人来说,打个电话,是再寻常不过的事情,可对古人来说,却是闻所未闻!电报机的发明,已经使汉国上下所有人对刘纬佩服得五体投地,如今电话机再度问世,这些古人更是惊为天物,大呼奇迹!

人类社会,之所以能不断发展和进步,主要是因为人们丰富的想象力!今天的科幻,或许就是明日的科技,只有敢想才有目标,想都不敢想,哪有进步的动力?

古人早就梦想着能够千里传音,只是很难实现,一直停留在神话传说故事当中!如今,刘纬却做到了,致使许多人更加坚定地认为,他一定是天上的星宿下凡,把仙界的奇术,带到了人间!

然而,现在高兴,还有点为时尚早,这种有线电话,要想实现推广普及,可没那么容易,哪里想用,就要把电话线连接到哪里才行,这可是个既耗时,又耗费成本的大工程,想要实现异地长途通话,更是难上加难!

我们千万不要把目前的汉国,想象得过于先进,事实上,变化最大,也最贴近于近代水准的区域,只有长安和咸阳一带,以及汉中和丘下一带,也就是那些工业发达地区!

除了这些特定区域以外的广大地区,其实变化没有那么大,与之相比,还差得远呢,简直就是两个时代!

就比如电力吧,现在根本没有实现普及使用,除长安和汉中以外的许多地方,人们还没见过电灯长什么样,也就是说,连电网都没能搭建起来呢,电话线又岂能跨越更远的区域,辐射全国?

刘纬也想一步到位,但这件事,绝非短期之内能一蹴而就!要知道,电话这东西,早就被发明出来了,可我国呢,直至上世纪九十年代,才基本普及,可见难度有多大?

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