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- 高速可编程定时器电路的设计Design of High-Speed Programmable Timer Circuit
- 外接控制电压的555定时器电路分析Analysis of 555 timer circuit connected to an exterior control voltage
- 基于555集成定时器电路的脉冲变送器Pulse Conversion Transponder Based on 555 Timing IC
- 基于555定时器电路的多功能数字频率计的设计Design of the multifunctional digital frequency meter base on the 555 timer electric circuit
- α计数器α-counter
- 表式计数器tabular calculator
- 八位字计数器eight bit word counter
- 拌和计数器batch counter
- 报纸计数器newspaper counter
- 斩波触发电路chopper trigger circuit
- 艾特肯核子计数器Aitken nucleus counter
- 烤箱定时器an oven timer
- 相控触发电路phase control trigger circuit
- 八位地址计数器eight bit address counter
- 放相定时器enlarging timer
- 变流器的触发电路converter trigger circuit
- 半导体计数器semiconductor counter
- 别让未经训练的人去瞎摆弄电路。Don't let an untrained person tamper with the electrical circuits.
- 标准计数器standard counter