attenuator

Hi folks, I live in Seattle and have tried Close Call ("Only") while walking my SDS100 around downtown and near the University a bit. These are very high RF environments. I have never gotten a "close call" in the wild yet, and wanted to see if I should do something different. For example, I...

Hello I have a 651 and I was doing some research on scanner attenuators and i was wondering if i should use my attenuator and if so should i turn it on Global or just have it under the Rugelar and have it turned to Global or Have the regular attenuator setting on my pro 651 turned on to Global...

I've had fairly good results with my BC355N scanner as a base, but due to terrain, can't get county-wide reception. I am raising my discone antenna a bit higher, and have purchased a Ramsey PR2 broadband preamp. The preamp puts out a 20db gain at up to 100mw. Some users have reported what sounds...

Hello guys, I was wondering if I can (and if it's also safe to) use my Rigol DSA815 (or any spectrum analyzer) in conjunction with a power attenuator (30dB/150W) to measure amateur gear's power output. Has any of you tried to measure power output this way? Can you give me an example of how to...

Hello all AR3000a users. I recently bought a AR3000a. I've detected the only fault being with the keyboard selected Attenuator. For 0-30Mhz its effective, however from 30-940Mhz you need to turn ON the ATTN to be able to hear anything weak. When you turn it OFF, its as like the signal is then...