1. Raising the Bar by listening to our customers
IC-756PRO II
Raising the Bar
by listening to our customers

2. The Ultimate Station

3. Summary of Improvements
Improved 3rd Intercept point
Improved sensitivity
Selectable digital filer shape CW and SSB
Improvement of the noise reduction control
New noise blanker level control
Lower floor noise level in the band scope
Improved RX audio fidelity
DVR operation with band scope enabled
External control of keyer
Improved contrast of labeling of control knobs and buttons
Higher quality display
More display backgound colors and schemes
Fast RIT Clear

4. Target Market Contesters HF operators 756 Pro Owners
Looking for a competitive edge
HF operators
Desiring a high end rig
756 Pro Owners
The enhancements they requested
Serious Data Operators
“I want the best” buyer
Top-of-the-line

5. Positioning Strategy Most advanced DSP for Amateur radio
“Best” receiver performance
Advanced transmitter
Innovative Multi-function display
Contester’s competitive edge
User friendly ergonomics
Advanced data modes

6. Most advanced DSP for Amateur radio

7. New 32-Bit Floating Point DSP New 24- bit AD/DA Converter
Ultra-wide dynamic range of signal management
Clear signals without distortion
Many DSP functions

8. AGC Loop Management Multiple AGC loops
- Rejects unwanted signals or noise
Better than rigs with a single AGC circuit
Copies weak signals without pumping AGC from stronger signals
Eliminates need to constantly “ride the volume”
Reduces user fatigue
Provides for nearly “hands free” listening!
Selectable AGC time constants
- Flexibility
- Speed
- Perfect for working pileups

9. Set Mode (AGC) If the AGC is too fast or too slow
Quick setting change can make it just right
Different settings for different modes
Eliminates adjustments when hopping around the band.

10. Best receiver performance
Improved Third Order Intercept Point
Improved Noise Reduction
Improved Sensitivity Without Preamp
Selectable IF Filter Shape
Digital Twin Pass Band Tuning
Adjustable Level Noise Blanker
Manual & Automatic Notch Filter
Dual Watch

11. Improved Third Order Intercept Point
New 4 element system
Refined receiver front-end mixer circuits
Improved
Input filter
Buffer amplifier
RF stage components

12. Benefits Greater harmonic image rejection
Images of harmonics can degrade receiver performances
Improved received “image” rejection from strong signals on other frequencies
Cleaner receiver performance
Helpful during peak propagation
Great for the weak signal listener

13. Improved Noise Reduction
Reduces natural and man- made noise level
Adjustable from the front panel
Separates signal from the noise
Outstanding S/N ratio
Clean clear audio
All modes
No distortion of the target signal

14. Improved sensitivity without pre-amp
Improved weak signal monitoring
Without increased noise
less necessary to rely on the preamplifier during weak signal reception.
Lower noise, per a given signal level
Perfect for weak signal work
Available if needed
2 level pre-amp
3 level attenuator

15. Selectable IF Filters

16. Select up to 51 digital filters
No extra filters to buy
Changed easily via the user menu
Tailors the received signal
Helpful when working pileups where strong signals are present
Great for the contester ,DXer, or ragchewer on today’s crowded bands !

17. Selectable Filter Shapes
SSB Sharp
CW Sharp
Ultimate sharpness
Better than mechanical & crystal
200 Hz from /-60dB
Pick out weak signals
Sharp selectivity
Signal fidelity
Full audio response
Eliminates adjacent interference
SSB Soft
CW Soft
Good readability
Pick out weak signals
Traditional shape
Highs and lows rolled off
Increased S/N ratio
Digital filter, analogue operation
Better for pileups
No ringing

18. Set Mode (Filters CW) CW filter selections as simple as 1, 2, 3.
Select each filter setting by pushing the filter button
Make changes on the fly with the Digital PBT
CW pitch changes the center frequency, which is shown on the display

19. Set Mode (Filters SSB) Visual guides display status of IF bandwidths
Select FIL1, FIL 2, and FIL 3 settings
Use Digital Twin PBT to narrow or shift the IF bandwidth
Great for teaching others in radio operation

20. Filter Indicators
Filter indicators on TFT display provide visual confirmation of filter status
BW =Bandwidth, SFT = Shift
See changes made with Digital Twin PBT
See filter and mode selected

21. Digital Twin Passband Tuning
An ICOM exclusive
Flexibility of both:
IF Shift – moves the pass band
PBT- narrow the pass band
Cut away interference and noise
Hear the actual signal
TFT Displays status

22. Adjustable Level Noise Blanker
Minimize or eliminate pulse type noises
Adjust threshold of noise blanker (101 steps)
Maximize noise blanker level
Manage offending noise
Without distorting target signal audio
Greatly enhance weak signal copy

23. Manual Notch An impressive 70 db attenuation Eliminate
Strong adjacent signal
Beat tone noise
Carriers, heterodynes, “tuner- uppers”, and other annoying tones
No reduction of AGC gain performance

24. Automatic Notch Function
Eliminate 3 or more interfering signals
Even if moving
No signal loss or distortion
Helpful on 80 and 160 meters
A great feature for the active SSB operator!

25. Dual Watch Function Receive 2 signals on the same band
Listen to your favorite net
Keep and ear on the Dx window

26. Advanced Transmitter 100% Duty Cycle Perfect audio
Microphone equalizer
RF Speech compressor

27. 100% Duty Cycle Two 2SC5125 transistors in the PA unit
Superior IMD characteristics
Plenty of power for long contest hours
Demand of data modes

28. Perfect Audio Digital Phase Shift Network (DSPN)
Used in the SSB modulator
Provide clear, high quality Tx audio
Voice and data operations

29. Microphone Equalizer Tweak Tx audio with separate treble and bass
Built-in audio equalizer
121 combinations
Warm, full audio
Selectable Tx bandwidth
2.2, 2.4, 2.8 kHz
Go from ragchew to Dx audio with the push of a button

30. RF Speech Compressor Utilizes the 32 Bit DSP Maximum punch
No fuzzy sound
Break through the noise
Easily adjusted
More average “Talk Power”

31. Innovative Multi-function display

33. 5-Inch TFT Color Display
8 colors
7 fonts

34. Displays

35. More Displays

36. Real Time Spectrum Scope
Improved Band scope Noise Floor
What once took a S5 signal to see no longer the case.
Select from four attenuator levels.
10dB
20dB
30dB

37. Contester’s competitive edge

38. Contester Features Instant RIT/TX clear SSB/CW “synchronous tuning”
External control of Digital Voice Recorder Playback & Memory
External control of memory keyer
Keyer selectable while displaying the band scope
Triple band stacking registers
Multiple antenna system

39. Instant “RIT Clear” Function
Select “quick clear” for instant zeroing
Great for contesters
Clear the RIT instantly after a QSO
Reset the RIT to the VFO’s actual frequency
Move on to the next contact!
Other users may prefer regular clear
“Push and hold” action
Prevents accidental clearing

40. SSB/CW Synchronous Tuning
No lost CW signals while tuning through the bands
Frequency automatically shifts with mode

41. Digital Voice Recorder
Send
Call sign, CQ or other
4 memory locations
90 seconds total
Soft partitioned
Variable memory sizes
Receive
Record 15 seconds of received audio
4 slots available
30 minutes continuously
Great for recording those memorable
DX QSO’s!
Select from external system too

42. External Control of DVR
Create your own controls on your favorite key, microphone or keyboard

43. Memory Keyer 4 memories Station information, call sign, etc.
55 characters
Other functions
Automatic repeat
Serial contest number auto counter
Morse cut number
External control pad
Use while watching band scope
Increase your Q count

44. Triple Band Stacking Register
Eg: on the 20 meter (14 MHz) band
“Band” pushed three times
Toggle the last used, 20 meter CW, RTTY, and SSB frequencies

45. Multiple Antennas Fully automatic antenna system Built in tuner
Automatic antenna selection
Change bands and antennas with one push
3 RX and 2TX switch
Separate Rx antenna

46. Advanced Data Operations
Digital & Voice modes store filter settings independently
Compression no longer allowed in Digital Modes
1/4 Tuning Steps in Digital Mode
Improved low-level volume control

47. Data Communications SSB, AM & FM Auto BPF selected
<500 Hz in SSB mode
Auto sharpen
Auto compression turn off
Auto ¼ tuning step
Perfect for PSK31, SSTV, AFSK

48. Twin Peak Audio Filters
32 bit DSP improves RTTY reception
Automatically peaking the areas of the mark and space frequencies
Removes QRM
Error free decoded messages

49. High Stability Crystal Unit
POC type crystal oscillator
+/- 0.5ppm
A must for MARS or other digital operation

51. RTTY Demodulator and Decoder
Built in RTTY demodulator and decoder
Reads baudot signals on the screen
Copy w/out PC
Tuning indicator show where you are

52. User Friendly Ergonomics

54. New Meter Multifunction meter Easily viewed, with a multicolor scale.
Measures.
SWR- measurement of the connected antenna
ALC- microphone adjustment levels
Compression- transmitter audio compression levels
RF Power- transmitter power output levels
“S” Unit- received signal strength levels

55. New Keypad IC-756PRO II IC-756PRO
Feed back from the ham radio community said the keypad on the IC-756PRO was too hard to read. The new keypad with improved lettering for better readability.

56. Rear Panel
Very simple and clean layout which was very popular in the IC-756PRO has been adapted for the ‘PRO II.

57. Standard Features 32-bit Floating Point IF DSP Multiple AGC
Twin Passband Tuning
User Selectable AGC
User Selectable IF Filters
160-6 Meters
100 watts
100% Duty Cycle
Digital Voice recorder
CW Memory Keyer
Computer Controllable
TCXO Standard
Transverter port
2 TX/RX antenna ports
1 RX only antenna Port

62. Accessories