俄罗斯采购需求：波纹锥形喇叭天线、波纹馈源喇叭天线、透镜喇叭天线、圆极化喇叭天线、背腔螺旋天线

I'm looking to procure a dual output device that operates within the 17.30-22.30 GHz range. Specifically, I need a total of 31 units. Please provide details on your available options, including specifications, pricing, and lead times. It would be great to understand the different models you have that fit this criteria. Additionally, if there are any discounts for bulk orders or specific terms and conditions I should be aware of, please let me know. I'm interested in ensuring quality and reliability, so any certifications or testing info you can share would be appreciated. Looking forward to your prompt response!