Kenwood TS-440S manual Band, Tained, CW mode, FM mode

Page 13

3-3-2. CW mode

Set MODE keys to CW and set the Meter switch toALC.

ALC PWR SWR

c::::m:1:::J

Placing the Standby switch to send and depressing the CW key will cause the radio to transmit.

Transmission is also possible when in the SEMI or FULL break-in mode by simply depressing the key, with the Standby switch in the REC position.

(b) Full-automatic break-in

Depressing the CW key will automatically place the transceiver into the transmit mode. Releasing the CW key will return the radio to receive immediately enabling reception between characters.

Caution:

The TL-922A/922 linear amplifer is not designed for full break-in type operation. Attempting to use this accessory in the FULL break-in mode cause damage to occur to the linear amplifier.

Adjust the CAR control until the meter deflection is within the ALC zone.

On occasion an electronic keyer may be used that has no method of producing a continuous trans- mit condition. In order to obtain a continuous car- rier for tuning simply place the Standby switch to the SEND position.

 

 

 

 

 

 

 

 

 

 

3-3-3.

FM mode

 

 

 

 

 

 

 

 

 

 

 

 

 

ALC

zone

 

 

 

 

Select

the

desired

frequency

within

the

28

MHz

 

 

 

 

 

 

 

amateur radio band. Place the MODE key to FM and

 

 

 

 

 

 

 

 

 

 

.SEMI

and FULL break-in

 

 

 

 

the Meter switch to ALC.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Two

break-in

methods

are

provided

 

with the

TS-440Stransceiver,

 

 

 

 

 

 

ALC

PWR

SWR

 

 

 

 

 

 

 

 

 

SEMI and FULL break-in. With either break-

 

 

 

 

 

 

c:::::m:1::J

 

 

 

 

 

in operation

depressing

the

CW key

will cause

the ra-

 

 

 

 

 

 

 

 

 

 

 

dio to transmit without the need for manually switch-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ing

the

SEND/REC

switch.

The

difference

between

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FULL and SEMI break-in is that during FULL break-in

Press the microphone PTT switch or place the Stand.

operation it is possible to listen between dots and dash-

by

switch

to

SEND.

 

 

 

 

 

 

 

 

es, and that during SEMI break-in it is not.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note:

 

 

 

 

 

 

 

 

 

Adjust

the

CAR

control

until

the

meter

deflection

is

With

either

SEMI

or FULL

break-in

operation,

cross

within

the

ALC zone. This will

provide

full

pqwer

in the

band/cross

mode

operation

is not

possible.

Addition-

FM

mode.

 

 

 

 

 

 

 

 

 

 

 

 

ally, when you are using FULL break-in operation you

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

should

not

work

cross

band splits,

only in

the

same

To

decrease

the

power,

place the Meter switch

to

PWR

band.

 

 

 

 

 

 

 

 

 

and

while

observing

the

meter

rotate

the

CAR control

 

 

 

 

 

 

 

 

 

 

 

counterclockwise

 

until

the desired

output

level

is

ob-

The T5-4405 also provides a side-tone oscillator cIr- cuit to allow monitoring of your CW signal during trans-

tained.

mission.

(a) Semi-automatic break-in

Depressing the CW key will automatically place the transceiver into the transmit mode. Transmit mode will be maintained for a period determined by the setting of the VOX DELAY control on the rear panel

ALC PWR SWR

[:::rmJ::J

Notes:

1

3

b I ~

LU 4U IjU

s

 

I / / / / /dB

PW

 

 

W

SW

 

~

lUW

 

ALl.;

zone

 

of the transceiver, even after the CW key is released.

1.The FM power output may fluctuate if running less than full output.

2.Ensure that an antenna with a low 5WR is used. The T5-4405 provides several protection circuits, continually loading into an antenna with a high 5WR (3 to 1 or greater) will eventually cause damage to the final amplifiers.

3.The PWR meter reading may not be accurate with high SWR values. Use a good antenna for the most accurate readings.

14

Image 13
Contents HF TRANSCEIVERTS-440S Kenwood Corporation Contents Wide dynamic range Switchable if bandwidthBuild-in XIT 0- 6.19-7/~oFixed Station Precaution~~~~~~~.~~ S-44~S To AC outlet To antennaAntenna MobileJustment II CJ,.-,, Lt.U @ RIT/XIT control@ RF gain control @ AF gain control@ Notch switch @ AGC switch@ F.LOCK switch @ 1 MHz step switch@ ATT Attenuator switch @ Standby switchNB Noise Blanker switch @ Voice switchANT ~=\~~GND @ ACC 2 jack GND PIN==---= ReceiveCW zero-beat operation Quency~1ir ~udio signalTransmit FM mode CW modeBand TainedChanged Dual Digital VFOsCussed below ~i, CH ,j MemoryOFF ScanTwo methods may be used to clear a memory AgainPG.S-1 PGS-1Memorychannellockout Mode AfskOperation with a Linear AMPLI- Fier CrowdedReceiver Section Transmitter SectionCircuit Board Description General DescriptionCleaning ServiceGeneral Information Case of Difficul TVMicroprocessor Reset Microprocessor BACK-UP Lithium BatteryOrdering Spare Parts ModeBottom view Adjustments066 COt,~ Rear panel Guaranteed attenuation More than 80 dB Crystal Filter InstallationCenter frequency Passband widthVS-1 Voice Synthesizer Unit VS-1 InstallationSse UP/DOWN Interface IC KIT IC-10 InstallationMode RIT/XITMeters bands Other AccessoriesMC-60A PS-50 MC-85MC-55 PS-430 MC-80MC-42S 430 SP-50 TL-922A/TL-922 MB-430Earpads are provided ~32HS-6HS-5 Specifications T91-0352-05 AccessoriesCopy Dynamic microphone Except Europe and U.KAntenna Antenna installationTerference MOBll Operation InstallationMust Contact Noise reduction Bands Radio Frequency AllOCATIONRadio Frequency Allocation
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