2024年12月1日 · The MIC values are presented in Table 3, CuO/PdO nanocomposites exhibit bacteriostatic effect against E. coli at 4.5 µg/mL as MIC and B. subtilis as low as 1.75 µg/mL. Anti-pathogenic activity for the compounds under investigation was confirmed by calculating their activity index as seen in Table 4 .

Antimicrobial activity of natural phenazine-1-carboxylic acid (PCA) from Pseudomonas aeruginosa TISTR 781 and synthetic phenazine-5,10- dioxide (PDO), prepared by oxidation of the phenazine, were...

Antimicrobial activity of natural phenazine-1-carboxylic acid (PCA) from Pseudomonas aeruginosa TISTR 781 and synthetic phenazine-5,10dioxide (PDO), prepared by oxidation of the phenazine, were evaluated by in vitro disc diffusion and minimal inhibitory concentration (MIC) methods.

dioxide (PDO), prepared by oxidation of the phenazine, were evaluated by in vitro disc diffusion and minimal inhibitory concentration (MIC) methods. The results indicated that both phenazine derivatives differed clearly in their antimicrobial activity. PCA …

Antimicrobial activity of natural phenazine-1-carboxylic acid (PCA) from Pseudomonas aeruginosa TISTR 781 and synthetic phenazine-5,10-dioxide (PDO), prepared by oxidation of the phenazine, were evaluated by in vitro disc diffusion and minimal inhibitory concentration (MIC) methods.

2023年12月19日 · 首先，rk3566平台是带有pdm接口，因此使用数字mic不需要外挂7210这样的ic. 只需要配置接口即可

2023年7月4日 · 本文介绍了RK3588平台中DMIC的配置，涉及PDM接口、纯PDM麦和通过codec转换的数字麦。 配置包括dts文件中的dummy_codec和实际codec如rt5651的设置。 对于兼容多个数字麦，可以在同一个PDM节点配置不同时钟。 录音可通过tinycap指定通道进行，最多支持6路录音。 本文介绍 rk3588 平台DMIC的配置；首先了解下，常见的数字麦有纯 pdm 麦和通过一些codec芯片将数字麦转换为i2s信号输入到SOC；纯pdm麦就是直接进入SOC的pdm接口， …

Find your voice with the PodMic. The PodMic is a broadcast-grade end-address microphone that delivers exceptional sound quality for any speech application, from livestreaming on Twitch to recording a professional podcast.

PodMic USB is perfect if you want one flexible microphone that will make your content sound amazing in any context. Featuring a high-power neodymium capsule, the PodMic USB delivers warm, highly detailed audio with incredible clarity, making it exceptional in speech applications.

2023年5月20日 · LDR6028 SOP8 是乐得瑞科技针对 USB Type-C 标准中的 Bridge 设备而开发的 USB-C DRP接口 USB PD 通信芯片。 具备切换 Data Role 数据主从切换功能，并针对各大手机品牌的 USB-C 兼容性进行了特别优化，适合于手机音频转接器应用场景。 1.1特点. SOP-8 封装，外围精简，适合小板框设计。 支持 USB PD 2.0，兼容 USB PD 3.0。 提供予智能设备 (电脑，平板，手机) 5V PDO 及 REQUEST 协商。 自动进行 DR_SWAP 转为 UFP 模式。 1.2应用. USB …