Check the listing for details. Eagle Comtronics Negative Trap, Channel 11; Part #EMN-11 026. Condition: New. Listed at 12.48 USD. Description: Eagle Comtronics Negative Trap, Channel 11; A negative trap is a passive device used to block the reception of any unauthorized channel or channels from a non-subscribing cable television viewer. The trap attenuates the video carrier of the specific channel to a point where there is no viewable picture on the television set. This attenuation level is approximately 45 to 60 dB depending upon the individual TV sets. Levels at the tap and splitters determine where the notch of the negative trap must be within the 45 to 60 dB range. Part #EMN-11 026 New and Used Items: -All Items listed as new and used are eligible for returns within 30 days -Items must be unused(upon receiving item) and in the same condition it was received -All returns must be in original packaging -Customer is responsible for cost of shipping *Items Listed As "For Parts/Not Working" Are Untested And May Work* *Any Items Sold "For Parts/Not Working" or "AS IS" Not Eligible For Returns*