FTdx-5000 the answer.. RX-1 Double Quad Double Balanced 1st Mixer- Sharp Crystal Roofing

Yaesy FTdx-5000 The sharp 6/8-pole crystal roofing filter (300 Hz 600 Hz 3 kHz)
The 9 MHz 1st IF Main Receiver: Eight, 3SK294 Dual Gate MOS FETs are employed for the 1st mixer in 2 x 4 configuration to establish the Double Quad Double Balanced Mixer for the FTdx-5000 RX-A  only – See the Board layout and Schematic diagram on the Image depiction by ©www.radiocronache.com (clik to enlarge) – !! Download the Sales Brochures – by Yaesu Inc. – Link below.

The newly designed 9 MHz 1st IF Mixer using MOS FETs have low losses by themselves so than is required at the RF amp, for the Main RF Front End (RX-1 VFO A) – A 15 BPF (8 x Amateur Radio band + 7 x General Coverange Receiver) are  inserted between the VRF UNIT -1 and the IPO/RF amp stage, automatically selected. –

Link to: Download New Sales Brochures (9.51 MB .Pdf)

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The HRDDS (High Resolution Direct Digital Synthesizer) utilizes a direct locking technique a 400 MHz reference signal, resulting in a lock time that approches zero. (Best C/N ratio and BDR)

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