Yaesu Ft 847 Operating Full QSK Operation
Yaesu Ft 847 Operating Manual Straight Key

Insert your keys three-conductor (stereo) plug CW S EATURE into the KEY jack on the rear panel of the trans- During CW operation, it is useful to be able to zero in ceiver.

Unit 12, Sun Valley Business Park, Winnall Close Winchester, Hampshire, SO23 0LB, U.K.

The FT-847 Earth Station provides 100 Watts of power output on 160 through 6 meters, and 50 Watts output on 144 MHz and 430 MHz.

General-coverage HF receive capability is provided, along with VHFUHF reception at 3776 MHz, 108174 MHz, and 420512 MHz.

Inspect the ground system inside the station as well as outside on a regular basis so as to ensure maxi- mum performance and safety.

Bonding the rear panel Ground lug of the FT-847 transceiver to the vehicle or vessels ground system should clear up any such difficulties.

Wherever possible Do not exceed the maximum voltage or current (e.g.

PTT, ALC, KEY, SPKR, PKT, DATA, ratings for the STBY jack.

While the internal fan is designed to Node Controllers (TNCs) or other digital modem units.

When a plug is inserted into this jack, the internal (or external) speaker will be cut off.

This jacks impedance is optimized for use with 16 to 32 headphone types.

When ac- tivated, the K E Y E R icon will appear on the display panel.

Press this switch to select which provides announcement of the operating fre- the Narrow mode; the NAR icon will appear on the quency (with resolution to the displayed 100 Hz digit) display panel.

TX (VFOM) In this mode, the MAIN VFO Tuning Dial is used to control the uplink (transmit) frequency during satellite operation.

The icon will appear on the display panel during Pressing this switch momentarily allows direct key- satellite operation.

TTENUATOR: Receive Preamplifier is in line.: Fast AGC is engaged.: IF Noise Blanker is engaged.

Do not attempt to use the PTT jack for switching of amplifiers or other exter- nal devices (use the STBY jack for controlling such devices).

The default set- ting, on an arbitrary scale of 0 (minimum noise of the (optional) FVS-1A V.

To turn this fil- these problems, to utilize either USB or LSB car- ter off, press the D.

You may wish to reset the TX Multimeter phone, such as Yaesus model MD-100 back to PO via Menu 24 at this time (see previ- footswitch (which shorts two contacts together) ous discussion).

Yaesu Ft 847 Operating Manual Straight Key

TRAIGHT XTERNAL EYING EVICE PERATION This section describes the operating procedure using a manual straight key.

This section also pertains to opera- tion using the output from an external electronic keyer, or from a CW keying interface utilized with a personal computer (using contest software, etc.).

Yaesu Ft 847 Operating Full QSK Operation

Although the FT-847 was not designed for full QSK operation, the minimum setting of Menu 9 (10 ms) will be very close to full break-in perfor- mance.