AOR AR7. 03. 0 Plus Communications Receiver. N9. EWO Review : AOR - AR7. AR7. 03. 0 Plus - Communications Receiver. The. discontinued AOR AR7. However, it has seen it's share of quality problems, more with.
The AOR AR7030. the end of the manual, but no circuit diagram. AOR does not include computer. AOR will also offer Plus version retrofit upgrades. Aor Ar7030 Manual It is my pleasure to offer this AOR AR7030 communications receiver to the Ebay Original box, manual, a never-used pocket clip and car power adapter. N9EWO Review : AOR - AR7030 - AR7030 Plus - Communications Receiver. The discontinued AOR AR7030 is a very good receiver in my book. This is stated in the manual. View and Download AOR AR7030 operating manual online. AR7030 Receiver pdf manual download. AR7030 & AR7030 PLUS. manual. AR7030 PLUS: For those who want the ‘edge. AR7030 options AOR Ltd 2-6-4 Misuji, Taito-ku.
AR7030 OPERATING MANUAL PAGE 1 1 Contents. Thank you for purchasing the AOR AR7030 high dynamic range. the aerial would be 10.6m plus the supporting cords. AOR AR-7030 product reviews by. AOR and Richard Thorpe (the AR7030. I could down load the operators manual for the plain 7030 and the 7030 plus as a.
This receiver review deals with the new and enhanced AOR AR7030, the AOR AR7030 PLUS and my hands-on. Along with the standard owners manual, a. Aor Ar7030 Service Manual AOR AR7030 Shortwave Radio AM. denim dust cover, original user manual, supplementary NB7030 manual, remote control notes, updates, control.
Power Supply Repair Notes can be found near the bottom of this. Discontinued. Receiver. Dave N9. EWO's. Review on the AOR AR7. HF Communications Receiver.
Unlike other AOR. Japan, this one was designed and made. United Kingdom. For basic information and general features.
AR7. 03. 0, please do a general internet search. The "Plus" version/ "Standard" version /. Tuning Knob Encoder Issues.
Two versions of this HF "Communications Receiver". The "Standard" Unit and after. Plus" version. I first started with a. Plus" enhanced. unit about a year later. The "plus" version is still. NB7. 03. 0 board installed, which adds the Notch and Noise.
Blanker functions. But the "Standard" can have it's. Plus" version with an issue on the. At one time owning a "Standard" and a "Plus". I could not find any major performance differences. The real differences I like in the "Plus". The added optical encoder used.
The. mechanical encoder found in the "Standard" Unit will. The. "Plus" unit never skips a beat. But after a number of. Standard" version seems to hold up much. The reason why I find this to be true is on the "plus". Bourns Optical encoder for the tuning. I found a "up and down- left to right play feeling".
TUNING KNOB. This gives the knob a "wobble- loose". Again, This has something. Bourns optical encoder that is used in the "plus". You do not. notice this when the set is new. To me this is a pretty major.
The "Standard". model has very little added play even after 2 years of use (Alps. Mfg.) . This is at least on the samples I have used . I'm very. careful with equipment and do not misuse it. The optical. encoder used with the Plus version is Bourns part ENA1. J- B2. 8- L0. 01.
It is NOT the ball bearing. The "Sync Detector" and Audio Quality. Audio quality is where the AR7. Now of. course starting with the proper bandwidths is just as important. And the 7. 03. 0's bandwidth's were very well chosen in my book. I. like the (almost) 1.
I can open the receiver up. PBT. control (I know some will really cringe on this comment). It. drives me nuts to see manufactures stopping at 6khz or so. IF Filter"Standard"approx. Plus"approx. bw. X3. CFW4. 55. HT6 Khz (6.
CFK4. 55. J. (metal case)3 Khz (3. X4. CFW4. 55. IT4 Khz (5. CFW4. 55. IT4 Khz (5. X5. CFJ4. 55. K1. Khz (2. 1)CFJ4. 55. K1. 4 (metal case)2 Khz (2. X6. CFU4. 55. G2.
Khz (9. 5)CFU4. 55. G2. 8 Khz (9. 5)X7open open X8open openn. Murata. ceramic IF bandwidth filters included as stock. The "plus". version uses a narrower filter on X3. Bandwidths in "(x. With the optional FL- 1.
JRC filters. Between. CFU4. 55. G2 filter being used at the second 4.
Khz IF. amp (Q3. 0) and 2 "IF Tail" filters (the wider tail. CFU4. 55. G2) following the second IF amp. AR7. 03. 0 to use wider bandwidth filters. Khz (9. 5).(N9. EWO Chart)The receiver I had in.
Best Sync" detector list, before the AR7. Sony ICF- 2. 01. 0.
However the Sony's sync would still distort on the. A- B comparisons over the time I owned the.
AR7. 03. 0's have really proved this out for me. Not only does the AR- 7. Sync circuit contains less distortion, it does not cut off the. Sony. It not quite all wine and roses however. The audio on the high. I can. somtimes still hear very tiny amount of distortion on very deep. Bass and Treble at both at "Max").
It's one of. those more good things than bad (remember I'm extremely picky). I have my all of my receivers.
I can detect more audio gremlins. The "sync" audio quality is not.
HF receiver. "Heterodyne with the Sync .. And speaking of a gremlin with the audio.. AR7. 03. 0 does. with audio with the sync on, and I don't worry about it. It's a. small low level heterodyne that appears, you can change the tone.
PBS control. But you will not. This has not really bothered me that much. For the record here is what Richard Hillier of AOR UK sent me a. More of a intrest to "tech". I would NEVER do what is detailed below, it really is not.
From : Richard Hillier(AOR UK)We are aware of the comment you have made regarding sync. AR7. 03. 0, they are a common characteristic to all. AR7. 03. 0's. Heterodynes..
JT has generated a response for this held in file: Subject: AR7. Sync detector heterodynes. Well, I was wondering when someone would mention the background. Sync AM mode. Given a few more.
PCB space and a bit more money (all in. The effects come from harmonic mixing in the Sync Car mixer where. Sync VCO is combined with the DDS signal (check it out on the. Mostly the spurii are at least 4. B down and are. barely audible on a well- modulated AM signal, but their level. PBS setting and temperature. A small adjustment of VR3 will move them around and you may be.
You can always return to the factory. No damage will occur to the receiver from. VR2 or VR3. A further improvement may be obtained by reducing the value of R1.
I suggest adding 4k. This increases the. AM. sidebands on the carrier signal. The downside of this is that. IF chain is increased, and this may.
S- meter reading on LSB or USB mode at. PBS control settings. The carrier leakage into the IF is. X1. 3) and the. selected IF filter, so it is dependent on bandwidth and may not. Kiwa filter."And No Background Hiss In AM or Sync Mode's"Many of the receivers that I have owned over the years have.
Hiss". Even with the volume. The JRC NRD- 5. 25. I used to own was a good example, just downright awful. The. NRD- 5. 35 had improved on this hiss, however at the cost of the. The AR 7. 03. 0 was a very pleasant suprise. No hiss. period (AM and Sync modes), and not at the expense of.
Matter of fact after. AR 7. 03. 0, my JRC NRD- 5. D. was no longer my prized receiver. However the SSB modes don't fair quite as well with hiss. In my. tests, it's a bit excessive in the narrowest bandwidth (treble at. I have. owned . This is more true when receiving weaker signals, but it. But again using AM or.
Sync modes, it was not a issue for me. Frequency Display "very close"Another issue that has always rubbed me the wrong way over the. SW receivers read.
I will give JRC a good mark here as I have never seen a. JRC off of any real measure . But the ICOM's , Kenwoods and Yaesu's. I have all used over the years have been off, sometimes by a. Again the AR 7. 03. My # 7 sample "Plus" version was. Hz off (high). Not perfect, but not bad either.
The "Line" (record) Outputs. I enjoy making recordings off the SW bands, broadcasting stations. So the level and quality coming out of. Line Out" is most important to me. Again the 7. 03. 0 is above average using the Sync mode. Very clean. "line" signals, and there are 2 totally independent. Also you can adjust on the front panel either output for.
The only gremlin in this dept. DIN here, and if you are going to roll your own plug, it does get. I have. been using a couple of pieces of Belden micro- coax RG1.
However, you might want to keep the. SSB modes do not fare as well (at least on. I have owned). It does have a certain amount of.
I will NOT be held responsible for any information that. ALL DONE AT YOUR OWN RISK ! A Few Hints: Here are a few little hints, if you are planning on grabbing onto.
A couple of items that I did right after I. Otherwise I find the radio to. I'm used to. None of there are serious , just operational. Hit the double "O"'s (on/off switch) button and hit. Cnfg" button. Rotate the spin wheel until you get. RF GAIN mode. Be sure it's in "Man". I find that. "Man" works best (auto mode is a pain) ,in the auto.
It uses a relay) . This becomes annoying, because.
I have never seen this radio overload yet on my 6. I did not need for this Auto mode at least in the USA.- Obtain some little "stick on" rubber feet, from the. Attach these to the bottom of the remote control. I place 4 on the corners, the ones on the battery cover end you. Add one more right in the center. Now. you can place the remote control flat on the table, use it like a.
Simple but effective. Stick 4 on. the bottom corners of the power supply "Floor Wart".
The use of a external speaker is a must. This is the case with. AR7. 03. 0 is no. I use SMALLER OLDER 2- way die- cast. Realistic hi- fi speaker(s). The Realistic Minimus- 7.
Realistic Minimus 7 cat # 4. ONLY ones to use from my testing over the years.
The tweeter helps very much here. However with any external. AR7. 03. 0, be sure that the speaker has a 8. Ohms rating. The receiver's specification's state this, and a. I received from AOR- UK stated, OK to use a 4 ohm but do not.
I would just use a 8 Ohm and play it safe. NOTE: I have tried many of Radio Shack's more.
These older 4. 0- 2. The downside is that being the age that these. The cabinet screws MUST not be overtightned. This is stated in. My first 7. 03. 0 screws were striped by.
North American Importer (we will not say names here. VA). But if you ever need to open the case to.
Just as important is. ALWAYS remove the "BOTTOM" cover FIRST and. REPLACE it LAST (that is the last cover you put on). Otherwise. the pieces may not fit right.
Even with those warnings, it is not. Another. point to remember is every time you remove the screws on this set. It's soft metal used is the reason here. Give it a good upside.
Maybe even taking a. Clean" brush around the holes (areas too) might. Watch that antenna switch in the rear. If you are using a. Normal". mode. Intermod will happen in peak signal times if you try and.
Whip" selection. This is common sense here. Another. issue with this antenna switch as it will become dirty over time. Sometimes thais can be cured by just working. Deoxit etc).- Perhpas to reduce problems with the "Tuning Knob - Shaft. Play" (Wobble) down the road, Do Not use the "Dimple". If you get in the.
Not To Use It" when the set is. I have not varified this). The "Bourns" optical (Tuning Knob) encoder. I'm thinking that this. If you wish to tune fast, use the "fast". This works better anyway.- Keep space around the "power supply".
The included. "Floor Wart" 1. HOT after a bit. of operation (at least the USA version/1.
VAC does). So keep.