Yaesu FRG-7700 Survival Manual Download Page 2

2

PAØPGA

SPECIFICATIONS

Frequency Range:

Audio Output:

150 khz - 30 Mhz in 30 bands

1.5 Watts ( 8 ohms, 10% THD)

Modes:

Speaker Impedance:

AM, SSB (USB, LSB), CW, FM

8 ohms

4 - 16 ohms for external speaker or headphone

Sensitivity:

AM

SSB/CW

FM

0.15 - 0.3Mhz

30 µV

3 µV/500 ohm

-

0.3 - 2Mhz

25 µV

2 µV/500 ohm

-

2 - 30 Mhz

5 µV

0.5 µV/50 ohm

1 µV/50 ohm

Selectivity:

-6 db

-50 db

AM wide

12 khz

25 khz

AM medium

6 khz

15 khz

AM narrow

2.7 khz

8  khz

SSB/CW

2.7 khz

8 khz

FM

15 khz

30 khz (-40db)

Stability:

Less than +/- 1 khz from 1-30 minutes after power-on

Less than +/- 300 hz after 30 minutes warm-up.

Antenna Impedance:

0.15 - 2 Mhz  (BC) 500 ohms unbalanced

2 - 30 Mhz  (SW/BC)

50 ohms unbalanced

Power Requirement:

100/110/220/240 Volts AC, 50/60 hz

Power Consumption: With Memory Unit:

Standby

10W

10W

ON:

33W

39W

12Vdc:

850mA

Size:

334(W) x 129(H) x 225(D) mm

Weight:

With memory unit:

Approx 6 kg.

6.5 kg

Summary of Contents for FRG-7700

Page 1: ...PA PGA 1 Yaesu FRG 7700 Survival Guide...

Page 2: ...lectivity 6 db 50 db AM wide 12 khz 25 khz AM medium 6 khz 15 khz AM narrow 2 7 khz 8 khz SSB CW 2 7 khz 8 khz FM 15 khz 30 khz 40db Stability Less than 1 khz from 1 30 minutes after power on Less tha...

Page 3: ...stening with this receiver is very basic and you learn to listen instead to play with menu s You can obtain a used one in good condition for a affordable price on hamfests or on Internet Be careful if...

Page 4: ...ly at the end of the tuning scala The receiver has normally a overlap at each range from between 30 to 50 khz at each side from the range for example at 7 Mhz the receiver tunes from 6950 to 8050 khz...

Page 5: ...f the receiver is in a normal condition the changes should be minor Is the set very unsensitive check first the semiconductors in the circuit or there can be resistor or condensor failure that is much...

Page 6: ...ct if the received station is tuned in the center of the filter The MSM 5524RS IC is very dependable and when normally used there is seldom a failure You see seldom a R 1000 with a display failure bec...

Page 7: ...old cloth you have just to be careful with the front itself the paint there is quick damaged Thereafter you have black sides which don t look bad and scratches are for the most part invisible I did a...

Page 8: ...8 PA PGA...

Page 9: ...PA PGA 9...

Page 10: ...10 PA PGA...

Page 11: ...here was no trouble so I decided to use him The transformer is a common type with a switched primary 110 117 and 220 240V the secundary is 12V 2 Amps For the power supply board I had 2 options copy th...

Page 12: ...out I discovered that there was a solder connection between the power pins of the two oscillators so they worked at the same time Maybe a previous owner didn t like to switch between USB and LSB While...

Page 13: ...for the AM bands and others Modifications Fine tuning One of the things I missed on this receivers is a small RIT control or fine tuning a very handy device when I am listening in on a net or ragchewi...

Page 14: ...module the only thing you have to change is pulling the wire off the plug and connect the plug to the memory module This modification is very elegant because there is no drilling or extra knobs necess...

Page 15: ...You can change the IF filters for better ones a recommendation I did not change any CF01 CFW 455HT or CFG 455H bandwidth 6khz CF02 CFJ 455k6 or much more expensive Icom FL44A 2 3 khz CF03 CFS 455J 3kh...

Reviews: