Check the listing for details. UV UHF VHF dual band spectrum analyzer with tracking source tuning Duplexers pc6. Condition: New. Listed at 94.05 USD. Description U/V UHF VHF Spectrum Analyzer Dual Band with Tracking Source 136-173MHz & 400-470MHz Specifications: - Frequency Range: 136-173MHz & 400-470MHz - Spectrum Dynamic Range: -127dBm-0dBm (practical sensitivity: -115dBm to 0dBm) - Resolution: 1dB - Tracking Source Output Power: ≈ -38 dBm - Interface: BNC-F - Power: External Power Supply DC 8 - 12V Description: - The upper right corner of the spectrum shows the spectrum mode, the display tracking for the spectrum plus tracking mode, which can be switched by long press F1 - The First Line: shows the center frequency & center frequency power - The Second Line: collects the strongest or weakest frequency, or the specified frequency and power (shows the strongest frequency in acquisition mode, show the weakest frequency in spectrum plus tracking mode, display the frequency and power of specified modes (please refer to “Steps to Adjust the Duplexer ") Steps to Adjust the Duplexer: - As adjusting the duplexer, the curve is only for reference. And the exact value depends on the power after the frequency in the first line. - Before adjusting the duplexer, you need to connect the OUT and IN ports via the connecting cable of the duplexer. Adjust the frequency of the first line to a desired frequency, have a look at the power value and write it down to complete straight-through calibration. And this value is about -30dbm. Connect it to the duplexer, if the value becomes -100dbm, that is, the isolation degrees of the duplexer is -70db. - The Third Line: frequency range (center frequency plus or minus), stepped frequency - F1: cursor movement center frequency, frequency range, step cycle selection (long press to switch between spectrum and tracking mode) - F2: Backspace - The Cursor Points to the Center Frequency: Using numeric keys to direct input or using up and down keys to adjust frequency step by step F3 F4: Adjust the frequency every 1M - The Cursor Points to the Frequency Range: The value is based on the center frequency plus or minus the range, for example: 0128000 as the center plus or minus 12.8 M, that is, the range is 25.6M Using numeric keys to direct input or using up and down keys increase or decrease the range - The Cursor Points to the Step: using the number keys to directly input or using the up and down keys to adjust the step change in 5K (The scan range will be slightly changed to fit the size of the grid) Package List: - 1 x U/V UHF VHF Dual Band Spectrum Analyzer Note: Power cable is not included.Payment Terms 1.We accept PayPal only. 2.All major credit cards are accepted through secure payment processor PayPal. 3.Payment must be received within 7 business days of auction closing. 4.We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.Shipping Terms - For remote regions, we will charge your extra shipping costs. Usually it cost about 35USD-50USD. We will contact you after your payment. Thanks for your understanding.Return Terms 1. If you receive defective item, please kindly notify us within 14 days. We will guide you the returning instruction for replacement or refund. 2. If you purchased in improper condition, please NOTE that the sipping and handling fee will not be refund, all return shipping fee should paid by the buyer unless item DOA. 3. We reserve the right to refuse any returns for objective reasons.Custom Duties & Taxes 1. Import duties, taxes, and charges are not included in the item price or postage cost. These charges are the buyer's responsibility. 2. Avoiding some unnecessary trouble, please check with your country's customs office to inform us what we should declare its value before shipping.Feedback 1. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers. 2. If you are satisfied with the product you received, please kindly leave us a positive feedback and 5 star DSR. If there is any problem of your order, please feel free to contact us firstly, we are responsible and credible seller, will follow it for you asap.