那時國產5“喇叭做到40還是50Hz記不清了。然後一大堆玩具廠鋼筆廠生產電視機。在上海的無線電愛好者開始轉向電腦。文革還沒結束。
那時國產5“喇叭做到40還是50Hz記不清了。然後一大堆玩具廠鋼筆廠生產電視機。在上海的無線電愛好者開始轉向電腦。文革還沒結束。
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