NEW SBM-20 SBM20 SBM 20 an STS-5 SI22G M4011 Geiger Muller Tube Counter Detector

NOS and TESTED Geiger Muller Tube Counter
(from USSR military store)
SBM-20 / SBM20 / СБМ-20 (an. STS-5, SI22G)
Radiation detector (counter)
Description
Geiger Muller Tube Counter
SBM-20 / SBM20 / СБМ-20 (an. STS-5, SI22G)
for ionizing radiation detection.
Can detect
beta
and
gamma radiation
.
400 V
operating voltage.
105 mm
overall length.
Gold (brass) color.
Symmetric end caps.
Positive terminal is usually marked
‘+’
, but if not,
it’s the end closest to the
“CBM-20”
marking.
Purpose of
Use
Geiger Muller Tube Counters
SBM-20 / SBM20 / СБМ-20 (an. STS-5, SI22G)
are widely used for radiation detection:
Ionizing Radiation Detection
Dosimeters / Radiation Counters
Interesting and informative video about SBM-20
LND712 vs the SBM-20 – YouTube
Video will open in a new window
[isdntekvideo]
Specifications
General Specifications
Gas Filling
Ne + Br2 + Ar
Cathode Material
Stainless Steel, 50 mkm
Maximum Length (mm)
108
Effective Length (mm)
91.0
Maximum Diameter (mm)
11
Effective Diameter (mm)
10
Connector
Pin
Operating Temperature Range
0
C
-60 to
+70
Electrical Specifications
Minimum Anode Resistor (meg ohm)
1.0
Recommended Anode Resistor (meg ohm)
5.1
Recommended Operating Voltage (volts)
400
Operating Voltage Range (volts)
350 – 475
Initial voltage (volts)
260 – 320
Plateau length (volts)
at least 100
Maximum Plateau Slope (%/100 volts)
10
Minimum Dead Time (at U=400V, micro sec)
190
Working range (mkR/s)
0.004 – 40
Working range (mR/h)
0.014 – 144
Gamma Sensitivity Ra
226
(cps/mR/hr)
29
Gamma Sensitivity Co
60
(cps/mR/hr)
22
Inherent counter background (cps)
1
Tube Capacitance (pf)
4.2
Life (pulses)
at least 2*10
10
Weight (grams)
10
Delivery Kit
1 piece Geiger Muller Tube Counter
SBM-20 / SBM20 / СБМ-20
Warranty
Defective items must be reported and
returned to us within the warranty period (and in the original
packaging, if possible). You must tell us what the defect is and give
us your ebay id. we do not repair or replace items with an expired
warranty. You agree to all of the above-listed policies upon bidding on
and winning this auction!
The warranty excludes neglect (item has
signs of mechanical damage, liquid penetration etc) or unauthorized
repair. Warranty labels need to be intact. Avoid dirt accumulation on
dosimeter. Clean with soft fry fabric. While use in rain use special
case.
Buyer pays for returning the item for
repair.
Payment
We accept payment via
PAYPAL and money transfer systems (e.g.WU).
Payment must be made within 3 days of
auction closing.
Total amount due includes the final auction
price plus Shipping.
Shipping will be determined based upon the
SHIP TO address.
PLEASE NOTE!
Shipping does not
include duties, local taxes or any other importation fees
Shipping
We ship to any country. This
item will be shipped to you from Europe (Ukraine) via registered
airmail (or groundmail) with tracking number and full insurance within
3 days (except for the weekends and holidays) after the payment is
fully received. Shipping to confirmed PayPal address only. If you want
your purchase to be shipped to other address, please, notify us via
personal messages or in the message to the purchase.
Typical Delivery Time
European Countries:
about 7-10 days;
USA, Japan & other:
about 10-14 days
NOTE:
Delivery time may increase because of postal services and/or customs.
Please, don’t worry and check location of your parcel using provided
tracking number.
In spite of delays all  lots have been successfully delivered!
Returns / Refunds
You have 3 days to contact us and 5 days to
return decice from the date it was received. If this item is in your
possession more than 3 days, it is considered used and we will not
issue you a refund or replacement. There
are no exceptions!
All returned items must be in the original
packaging and you must provide us with the shipping tracking number,
specific reason for the return, and your eBay ID.
We will refund your full winning bid
amount, upon receipt of the item in its original condition and
packaging
with all components and accessories included, after both
Buyer and Seller cancel the transaction from eBay
or you may choose to
have a replacement.
Return shipping is to be paid by the Buyer
Attention! Important information.
Dear customer, we thank you for your interest in our products!
Please, pay you attention to the following.
We know that many countries have customs duties.
Therefore, whenever we send packages to our customers, we ALWAYS use the following algorithm:
1. We
ALWAYS
attach to our goods a customs declaration in which the cost of the goods/parcel
DOES NOT EXCEED $ 20!
Therefore, if you buy any product in our shop with a value exceeding $ 20 (or you buy several goods with a total purchase price of more than $ 20), you should know that
WE ALWAYS REDUCE THE CUSTOMS VALUE OF THE GOODS
and indicate the cost of the goods/parcel in the customs declaration always
NO MORE THAN $ 20.
2. We
ALWAYS
put a
“GIFT”
mark on our parcels in customs documents.
3. If the real value of the goods exceeds the price of $ 20, then
WE NEVER ATTACH AN INVOICE
to our goods/parcels
INDICATING THE REAL VALUE OF THE GOODS
. We attach to our parcels customs documents in which the value of the goods is indicated as
EQUAL TO $ 20
.
If any other laws apply in your country, please let us know. We will indicate in the accompanying customs documentation any value of the goods (even $ 10, if necessary), we will also indicate in the customs documentation any description of the goods that you tell us.
4. We always
SHIP
our packages
WITH TRACKER NUMBER.
Therefore, you can track your purchase at any point along the route from our store to your home!
5. In each of our parcels we put a small gift for our customer.
This gift is a discount card for a trip to the Chernobyl exclusion zone. Therefore, if you want to visit the Chernobyl exclusion zone, write to us about it! We are happy to organize for you a magnificent and unforgettable tour to Chernobyl and Pripyat.
Buying goods in our store — you can be calm.
You do not have to pay additional fees or customs duties when you receive the goods in your country and you can always track the location of your package.
Have a nice shopping!