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How to mod Kenwood TR2500 Frequency 151-160.995MHz  to 144-148 MHz [复制链接]

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离线hs3ogi
 
只看楼主 倒序阅读 0楼 发表于: 05-23
How to mod Kenwood TR2500 Frequency 151-160.995MHz  to 144-148 MHz

Please help me
离线永远的FM
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12119
只看该作者 1楼 发表于: 05-23
BH7JUO 邱工 广东 珠海
4个鸡的900M 136叁12幺0捌42 微信 bh7juo
定制抗中波干扰的短波高通滤波器,1.5KW/100W业余段带通滤波器,20-15-10米波段1.5KW/200W三工合路器,欢迎砸单
离线hs3ogi
只看该作者 2楼 发表于: 05-23
Please help me. I can't find D22 snd D23 on board/DIagram.
离线hs3ogi
只看该作者 3楼 发表于: 05-23
Please help me. I can't find D22 snd D23 on board/DIagram.
离线永远的FM
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12119
只看该作者 4楼 发表于: 05-23
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hs3ogi:
Please help me. I can't find D22 snd D23 on board/DIagram.

I checked the 2500 manual but couldn't find where D22 and D23 are located. The link above is about TR2600, their circuits might be different.
BH7JUO 邱工 广东 珠海
4个鸡的900M 136叁12幺0捌42 微信 bh7juo
定制抗中波干扰的短波高通滤波器,1.5KW/100W业余段带通滤波器,20-15-10米波段1.5KW/200W三工合路器,欢迎砸单
离线hs3ogi
只看该作者 5楼 发表于: 05-23
thank you.