Instruction Manual
Page 7
...; Twin PBT operation 5-12 ■ IF filter selection 5-13 D IF filter selection 5-13 D Filter passband width setting (except FM mode 5-13 D Roofing filter selection 5-14 D DSP filter shape 5-14 D Filter shape set mode 5-14 ■ Noise blanker 5-16 D NB set mode 5-16 ■ Noise reduction 5-17 ■ Dial lock function 5-17...
...; Twin PBT operation 5-12 ■ IF filter selection 5-13 D IF filter selection 5-13 D Filter passband width setting (except FM mode 5-13 D Roofing filter selection 5-14 D DSP filter shape 5-14 D Filter shape set mode 5-14 ■ Noise blanker 5-16 D NB set mode 5-16 ■ Noise reduction 5-17 ■ Dial lock function 5-17...
Instruction Manual
Page 14
... PSK31 operations. • USB keyboards* are supported. *: USB-Memory or USB keyboard is not supplied by Icom. @1 NOISE REDUCTION SWITCH NR (p. 5-17) Push to switch DSP noise reduction ON and OFF. • The [NR] indicator above the connectors lights or blinks when the ...3-9) Varies the audio output level of the transceiver's information and data. • The indicator above this control, push NB . p. 5-17) Adjusts the DSP noise reduction level when the noise reduction function is activated. @2 AF CONTROL [AF] (inner control; Increases Decreases !8 NOISE BLANKER CONTROL [NB] (outer ...
... PSK31 operations. • USB keyboards* are supported. *: USB-Memory or USB keyboard is not supplied by Icom. @1 NOISE REDUCTION SWITCH NR (p. 5-17) Push to switch DSP noise reduction ON and OFF. • The [NR] indicator above the connectors lights or blinks when the ...3-9) Varies the audio output level of the transceiver's information and data. • The indicator above this control, push NB . p. 5-17) Adjusts the DSP noise reduction level when the noise reduction function is activated. @2 AF CONTROL [AF] (inner control; Increases Decreases !8 NOISE BLANKER CONTROL [NB] (outer ...
Instruction Manual
Page 15
... in CW and AM modes. While rotating the RF gain control, you may tune the receiver to prevent unwanted VOX activation. This comes from the DSP unit and does not indicate a malfunction. p. 3-9) Adjusts the RF gain level. 1 PANEL DESCRIPTION @3 RF GAIN CONTROL [RF] (outer control; Push Dark Bright #2 AUTOMATIC TUNING SWITCH...
... in CW and AM modes. While rotating the RF gain control, you may tune the receiver to prevent unwanted VOX activation. This comes from the DSP unit and does not indicate a malfunction. p. 3-9) Adjusts the RF gain level. 1 PANEL DESCRIPTION @3 RF GAIN CONTROL [RF] (outer control; Push Dark Bright #2 AUTOMATIC TUNING SWITCH...
Instruction Manual
Page 20
.../∂TX RIT ∂TX CLEAR SPEECH CW PITCH SPLIT ^1 ^2 ^3 ^4 ^5 ^6 ^7 ^8 ^1 PASSBAND TUNING CONTROLS [TWIN-PBT] (p. 5-12) Adjusts the receiver's IF filter "passband width" via the DSP. • Passband width and shift frequency are available. ✔ What is the PBT control? This transceiver uses the...
.../∂TX RIT ∂TX CLEAR SPEECH CW PITCH SPLIT ^1 ^2 ^3 ^4 ^5 ^6 ^7 ^8 ^1 PASSBAND TUNING CONTROLS [TWIN-PBT] (p. 5-12) Adjusts the receiver's IF filter "passband width" via the DSP. • Passband width and shift frequency are available. ✔ What is the PBT control? This transceiver uses the...
Instruction Manual
Page 21
... eliminate unwanted tones. ^7 RIT/∂TX CONTROL [RIT/∂TX] (pgs. 5-10, 6-4) Shifts the receive and/or transmit frequency without changing the operating frequency. The DSP circuit automatically adjusts the notch frequency to the operating frequency when pushed and held for 1 sec. ✔ What is ON. • Notch filter center frequency...
... eliminate unwanted tones. ^7 RIT/∂TX CONTROL [RIT/∂TX] (pgs. 5-10, 6-4) Shifts the receive and/or transmit frequency without changing the operating frequency. The DSP circuit automatically adjusts the notch frequency to the operating frequency when pushed and held for 1 sec. ✔ What is ON. • Notch filter center frequency...
Instruction Manual
Page 65
... Press one of the keyboard to return to transmit. • The typewritten contents are indicated in the TX buffer screen. e Push [DECODE] F-3 to the IC-7700. r To tune the desired signal, aim for 1 sec. 4 RECEIVE AND TRANSMIT ■ Operating RTTY (FSK) [TX] indicator [RX] indicator Band keys... DECODE F-3 Main dial TX buffer screen FFT scope RX contents screen Water-fall A DSP-based high-quality Baudot RTTY encoder/decoder is built-in to display the decode screen. • The IC-7700 has a built-in Baudot decoder. y Type from the connected keyboard to enter the...
... Press one of the keyboard to return to transmit. • The typewritten contents are indicated in the TX buffer screen. e Push [DECODE] F-3 to the IC-7700. r To tune the desired signal, aim for 1 sec. 4 RECEIVE AND TRANSMIT ■ Operating RTTY (FSK) [TX] indicator [RX] indicator Band keys... DECODE F-3 Main dial TX buffer screen FFT scope RX contents screen Water-fall A DSP-based high-quality Baudot RTTY encoder/decoder is built-in to display the decode screen. • The IC-7700 has a built-in Baudot decoder. y Type from the connected keyboard to enter the...
Instruction Manual
Page 73
...If desired, you can also use your PC. q Push a band key to display the decode screen. • The IC-7700 has a built-in PSK31 decoder. e Push [DECODE] F-3 to select the desired band. Received PSK signals appear as ...; Press one of the keyboard to return to transmit the TX memory contents. y Type from the connected keyboard to the IC-7700. to r above. u Press [F12] of [F1]-[F8] to receive. ✔ For your convenience The transmission contents...example Tuned BPSK signal Tuned QPSK signal A high-quality DSP-based PSK31 encoder/decoder is shown in the TX buffer screen.
...If desired, you can also use your PC. q Push a band key to display the decode screen. • The IC-7700 has a built-in PSK31 decoder. e Push [DECODE] F-3 to select the desired band. Received PSK signals appear as ...; Press one of the keyboard to return to transmit the TX memory contents. y Type from the connected keyboard to the IC-7700. to r above. u Press [F12] of [F1]-[F8] to receive. ✔ For your convenience The transmission contents...example Tuned BPSK signal Tuned QPSK signal A high-quality DSP-based PSK31 encoder/decoder is shown in the TX buffer screen.
Instruction Manual
Page 89
...; Twin PBT operation 5-12 ■ IF filter selection 5-13 D IF filter selection 5-13 D Filter passband width setting (except FM mode 5-13 D Roofing filter selection 5-14 D DSP filter shape 5-14 D Filter shape set mode 5-14 ■ Noise blanker 5-16 D NB set mode 5-16 ■ Noise reduction 5-17 ■ Dial lock function 5-17...
...; Twin PBT operation 5-12 ■ IF filter selection 5-13 D IF filter selection 5-13 D Filter passband width setting (except FM mode 5-13 D Roofing filter selection 5-14 D DSP filter shape 5-14 D Filter shape set mode 5-14 ■ Noise blanker 5-16 D NB set mode 5-16 ■ Noise reduction 5-17 ■ Dial lock function 5-17...
Instruction Manual
Page 90
... NOTE: If a strong signal is selected. Spurious signals may be displayed. 5 FUNCTIONS FOR RECEIVE ■ Spectrum scope screen This DSP-based spectrum scope allows you to exit the scope screen. The IC-7700 has two modes for each span independently in this case. one is center mode, and the other is in the... 30 dB attenuators are generated in scope set mode. The set frequency within the selected span. able. • Push and hold function. In addition, the IC-7700 has a mini scope screen to select the scope screen.
... NOTE: If a strong signal is selected. Spurious signals may be displayed. 5 FUNCTIONS FOR RECEIVE ■ Spectrum scope screen This DSP-based spectrum scope allows you to exit the scope screen. The IC-7700 has two modes for each span independently in this case. one is center mode, and the other is in the... 30 dB attenuators are generated in scope set mode. The set frequency within the selected span. able. • Push and hold function. In addition, the IC-7700 has a mini scope screen to select the scope screen.
Instruction Manual
Page 100
... interference. to enter the filter set the [TWIN-PBT] controls to the center positions, push and hold FILTER for 1 sec. The IC-7700 uses DSP for the PBT function. Moving both [TWIN-PBT] controls to the same position shifts the IF both lower and higher passband edges PBT2 ...frequency Interference Desired signal 5-12 Interference Desired signal Interference The variable range depends on the passband width and mode. This comes from the DSP unit and does not indicate an equipment malfunction. • PBT operation example Both controls at center position PBT2 PBT1 Cutting the lower ...
... interference. to enter the filter set the [TWIN-PBT] controls to the center positions, push and hold FILTER for 1 sec. The IC-7700 uses DSP for the PBT function. Moving both [TWIN-PBT] controls to the same position shifts the IF both lower and higher passband edges PBT2 ...frequency Interference Desired signal 5-12 Interference Desired signal Interference The variable range depends on the passband width and mode. This comes from the DSP unit and does not indicate an equipment malfunction. • PBT operation example Both controls at center position PBT2 PBT1 Cutting the lower ...
Instruction Manual
Page 102
... Mode FIL1 FIL2 FIL3 SSB 15 15 6 SSB-D 6 6 6 CW 6 6 6 Mode RTTY PSK AM FIL1 15 6 15 (unit: kHz) FIL2 FIL3 6 6 6 6 15 15 The IC-7700 has 3, 6 and 15 kHz roofing filters at the 1st IF frequency. q Push and hold FILTER for 1 sec. w Select any mode except FM. to enter filter... from nearby strong signals. q Push and hold [DEF] F-4 for each SSB, SSB data and CW can be selected independently from soft and sharp. D DSP filter shape D Filter shape set screen. w Select SSB, SSB data or CW mode. r Rotate the main dial to select the desired filter width from ...
... Mode FIL1 FIL2 FIL3 SSB 15 15 6 SSB-D 6 6 6 CW 6 6 6 Mode RTTY PSK AM FIL1 15 6 15 (unit: kHz) FIL2 FIL3 6 6 6 6 15 15 The IC-7700 has 3, 6 and 15 kHz roofing filters at the 1st IF frequency. q Push and hold FILTER for 1 sec. w Select any mode except FM. to enter filter... from nearby strong signals. q Push and hold [DEF] F-4 for each SSB, SSB data and CW can be selected independently from soft and sharp. D DSP filter shape D Filter shape set screen. w Select SSB, SSB data or CW mode. r Rotate the main dial to select the desired filter width from ...
Instruction Manual
Page 105
... the dial lock function ON and OFF. • The [LOCK] indicator lights when the dial lock function is in audio signal masking or distortion. The DSP performs the random noise reduction function. ■ Noise reduction NR [NR] control ■ Dial lock function [LOCK] indicator LOCK 5 FUNCTIONS FOR RECEIVE The noise reduction...
... the dial lock function ON and OFF. • The [LOCK] indicator lights when the dial lock function is in audio signal masking or distortion. The DSP performs the random noise reduction function. ■ Noise reduction NR [NR] control ■ Dial lock function [LOCK] indicator LOCK 5 FUNCTIONS FOR RECEIVE The noise reduction...
Instruction Manual
Page 106
...notch via the [NOTCH] control.The auto notch can be heard. to select the notch filter width for manual notch from the DSP unit and does not indicate an equipment malfunction. ■ Digital selector [DIGI-SEL] control DIGI-SEL The digital selector manually adjusts...control • Auto notch indication NOTCH • Manual notch indication This transceiver has auto and manual notch functions. The auto notch function uses DSP to automatically attenuate up to adjust the center frequency. tor is activated, mechanical noise may be set to attenuate a frequency via the [NOTCH...
...notch via the [NOTCH] control.The auto notch can be heard. to select the notch filter width for manual notch from the DSP unit and does not indicate an equipment malfunction. ■ Digital selector [DIGI-SEL] control DIGI-SEL The digital selector manually adjusts...control • Auto notch indication NOTCH • Manual notch indication This transceiver has auto and manual notch functions. The auto notch function uses DSP to automatically attenuate up to adjust the center frequency. tor is activated, mechanical noise may be set to attenuate a frequency via the [NOTCH...
Instruction Manual
Page 196
width (0=WIDE, 1=MID, 2=NAR) 08 Send/read DSP filter shape (0= Sharp, 1= Soft) 09 Send/read roofing filter set (0=3 kHz, 1=6 kHz, 2=15 kHz) 0A Send/read manual notch width (0=Wide, 1=Mid., 2=Nar.) 1B 00 ...
width (0=WIDE, 1=MID, 2=NAR) 08 Send/read DSP filter shape (0= Sharp, 1= Soft) 09 Send/read roofing filter set (0=3 kHz, 1=6 kHz, 2=15 kHz) 0A Send/read manual notch width (0=Wide, 1=Mid., 2=Nar.) 1B 00 ...
Instruction Manual
Page 207
... !5 Read the precaution carefully, and then push [OK] F-6 . • Return to USB-Memory set menu. !6 Push POWER to turn the IC-7700 power OFF at this stage. WARNING! NEVER turn power OFF. !7 Depending on the update, one or two dialog boxes as at left is displayed... left appear in sequence. Please wait for 25sec. NEVER turn the IC-7700 power OFF at this stage. WARNING! RWARNING!: NEVER turn the IC-7700 power OFF, then ON again. SCOPE-DSP UPDATING... Please wait for 10sec. TRX-DSP UPDATING... The transceiver firmware will be corrupted. !8 After the dialog ...
... !5 Read the precaution carefully, and then push [OK] F-6 . • Return to USB-Memory set menu. !6 Push POWER to turn the IC-7700 power OFF at this stage. WARNING! NEVER turn power OFF. !7 Depending on the update, one or two dialog boxes as at left is displayed... left appear in sequence. Please wait for 25sec. NEVER turn the IC-7700 power OFF at this stage. WARNING! RWARNING!: NEVER turn the IC-7700 power OFF, then ON again. SCOPE-DSP UPDATING... Please wait for 10sec. TRX-DSP UPDATING... The transceiver firmware will be corrupted. !8 After the dialog ...
Instruction Manual
Page 210
...in such case. You undertake the updating of the firmware at you want to seleVcetrtshioen 1fi.r0m0 ware file. (C) 2007 Icom Inc. Making a backup file of the above? Turn the IC-7700 power ON. dress" text box. It will be lost when making a firmware update. Click to the firmware download .... Click to Do you make a mistake, the IC-7700 may not operate properly, and repair at Icom Inc.(Japan) may be updated when rebooting the IC-7700 and this will take approx. 1 minute. Depending on the updated contents, the sub CPU and/or DSP firmware will automatically be the only way to all ...
...in such case. You undertake the updating of the firmware at you want to seleVcetrtshioen 1fi.r0m0 ware file. (C) 2007 Icom Inc. Making a backup file of the above? Turn the IC-7700 power ON. dress" text box. It will be lost when making a firmware update. Click to the firmware download .... Click to Do you make a mistake, the IC-7700 may not operate properly, and repair at Icom Inc.(Japan) may be updated when rebooting the IC-7700 and this will take approx. 1 minute. Depending on the updated contents, the sub CPU and/or DSP firmware will automatically be the only way to all ...
Instruction Manual
Page 211
.... • The following dialog appears in the IC-7700 display. DO NOT turn the IC-7700 power OFF, then ON again. WARNING! Start update. SCOPE-DSP UPDATING... NEVER turn the IC-7700 power OFF at left appear on the updated contents, and this will be corrupted. Version 1.00 (C) 2007 Icom Inc. The transceiver firmware will work with [POWER...
.... • The following dialog appears in the IC-7700 display. DO NOT turn the IC-7700 power OFF, then ON again. WARNING! Start update. SCOPE-DSP UPDATING... NEVER turn the IC-7700 power OFF at left appear on the updated contents, and this will be corrupted. Version 1.00 (C) 2007 Icom Inc. The transceiver firmware will work with [POWER...